80212653 has 16 divisors (see below), whose sum is σ = 119232960. Its totient is φ = 53295408.

The previous prime is 80212651. The next prime is 80212663. The reversal of 80212653 is 35621208.

80212653 is a `hidden beast` number, since 8 + 0 + 2 + 1 + 2 + 653 = 666.

It is not a de Polignac number, because 80212653 - 2¹ = 80212651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80212651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3451 + ... + 13127.

It is an arithmetic number, because the mean of its divisors is an integer number (7452060).

Almost surely, 2^80212653 is an apocalyptic number.

It is an amenable number.

80212653 is a deficient number, since it is larger than the sum of its proper divisors (39020307).

80212653 is a wasteful number, since it uses less digits than its factorization.

80212653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9993 (or 9987 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 80212653 is about 8956.1516847360. The cubic root of 80212653 is about 431.2683893860.

The spelling of 80212653 in words is "eighty million, two hundred twelve thousand, six hundred fifty-three".