7507697872 has 10 divisors (see below), whose sum is σ = 14546164658. Its totient is φ = 3753848928.

The previous prime is 7507697851. The next prime is 7507697887. The reversal of 7507697872 is 2787967057.

It can be written as a sum of positive squares in only one way, i.e., 4855859856 + 2651838016 = 69684^2 + 51496^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234615543 + ... + 234615574.

Almost surely, 2^7507697872 is an apocalyptic number.

It is an amenable number.

7507697872 is a deficient number, since it is larger than the sum of its proper divisors (7038466786).

7507697872 is a wasteful number, since it uses less digits than its factorization.

7507697872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469231125 (or 469231119 counting only the distinct ones).

The product of its (nonzero) digits is 10372320, while the sum is 58.

The square root of 7507697872 is about 86646.9726649466. The cubic root of 7507697872 is about 1958.1032838170.

It can be divided in two parts, 750769 and 7872, that added together give a square (758641 = 871²).

The spelling of 7507697872 in words is "seven billion, five hundred seven million, six hundred ninety-seven thousand, eight hundred seventy-two".