7477397516 has 24 divisors (see below), whose sum is σ = 13531356720. Its totient is φ = 3613401792.

The previous prime is 7477397491. The next prime is 7477397527. The reversal of 7477397516 is 6157937747.

It is a super-2 number, since 2×7477397516² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249011 + ... + 277418.

It is an arithmetic number, because the mean of its divisors is an integer number (563806530).

Almost surely, 2^7477397516 is an apocalyptic number.

It is an amenable number.

7477397516 is a deficient number, since it is larger than the sum of its proper divisors (6053959204).

7477397516 is a wasteful number, since it uses less digits than its factorization.

7477397516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526553 (or 526551 counting only the distinct ones).

The product of its digits is 7779240, while the sum is 56.

The square root of 7477397516 is about 86471.9464103821. The cubic root of 7477397516 is about 1955.4654923374.

The spelling of 7477397516 in words is "seven billion, four hundred seventy-seven million, three hundred ninety-seven thousand, five hundred sixteen".