7645157000072 has 32 divisors (see below), whose sum is σ = 14379497964480. Its totient is φ = 3810633336000.

The previous prime is 7645157000027. The next prime is 7645157000087. The reversal of 7645157000072 is 2700007515467.

It is a junction number, because it is equal to n+sod(n) for n = 7645156999987 and 7645157000032.

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 in 7 ways as a sum of consecutive naturals, for example, 6147893 + ... + 7286075.

It is an arithmetic number, because the mean of its divisors is an integer number (449359311390).

Almost surely, 2^{7645157000072} is an apocalyptic number.

It is an amenable number.

7645157000072 is a deficient number, since it is larger than the sum of its proper divisors (6734340964408).

7645157000072 is a wasteful number, since it uses less digits than its factorization.

7645157000072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140813 (or 1140809 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 7645157000072 in words is "seven trillion, six hundred forty-five billion, one hundred fifty-seven million, seventy-two", and thus it is an aban number.