628611157104 has 80 divisors (see below), whose sum is σ = 1856853772800. Its totient is φ = 179510849280.

The previous prime is 628611157103. The next prime is 628611157127. The reversal of 628611157104 is 401751116826.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628611157103) 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, 174909 + ... + 1134819.

It is an arithmetic number, because the mean of its divisors is an integer number (23210672160).

Almost surely, 2^628611157104 is an apocalyptic number.

It is an amenable number.

628611157104 is an abundant number, since it is smaller than the sum of its proper divisors (1228242615696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

628611157104 is a wasteful number, since it uses less digits than its factorization.

628611157104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961878 (or 961872 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 628611157104 in words is "six hundred twenty-eight billion, six hundred eleven million, one hundred fifty-seven thousand, one hundred four".