628135693374 has 32 divisors (see below), whose sum is σ = 1498162152960. Its totient is φ = 171664412832.

The previous prime is 628135693333. The next prime is 628135693391. The reversal of 628135693374 is 473396531826.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325121029 + ... + 325122960.

It is an arithmetic number, because the mean of its divisors is an integer number (46817567280).

Almost surely, 2^628135693374 is an apocalyptic number.

628135693374 is an abundant number, since it is smaller than the sum of its proper divisors (870026459586).

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

628135693374 is a wasteful number, since it uses less digits than its factorization.

628135693374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650244024.

The product of its digits is 19595520, while the sum is 57.

The spelling of 628135693374 in words is "six hundred twenty-eight billion, one hundred thirty-five million, six hundred ninety-three thousand, three hundred seventy-four".