140788466 has 32 divisors (see below), whose sum is σ = 265238400. Its totient is φ = 55693008.

The previous prime is 140788463. The next prime is 140788469. The reversal of 140788466 is 664887041.

140788466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140788463) and next prime (140788469).

It is not an unprimeable number, because it can be changed into a prime (140788463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1025 + ... + 16811.

It is an arithmetic number, because the mean of its divisors is an integer number (8288700).

Almost surely, 2^140788466 is an apocalyptic number.

140788466 is a deficient number, since it is larger than the sum of its proper divisors (124449934).

140788466 is a wasteful number, since it uses less digits than its factorization.

140788466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15823 (or 15809 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 140788466 is about 11865.4315555735. The cubic root of 140788466 is about 520.2223728396. Note that the first 3 decimals are identical.

The spelling of 140788466 in words is "one hundred forty million, seven hundred eighty-eight thousand, four hundred sixty-six".