7421377052 has 24 divisors (see below), whose sum is σ = 13411398000. Its totient is φ = 3591133056.

The previous prime is 7421377003. The next prime is 7421377079. The reversal of 7421377052 is 2507731247.

It is a junction number, because it is equal to n+sod(n) for n = 7421376997 and 7421377015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179177 + ... + 216672.

It is an arithmetic number, because the mean of its divisors is an integer number (558808250).

Almost surely, 2^7421377052 is an apocalyptic number.

It is an amenable number.

7421377052 is a deficient number, since it is larger than the sum of its proper divisors (5990020948).

7421377052 is a wasteful number, since it uses less digits than its factorization.

7421377052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396005 (or 396003 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 7421377052 is about 86147.4146565061. The cubic root of 7421377052 is about 1950.5698139286.

The spelling of 7421377052 in words is "seven billion, four hundred twenty-one million, three hundred seventy-seven thousand, fifty-two".