1552607474397 has 128 divisors (see below), whose sum is σ = 2579054100480. Its totient is φ = 811163808000.

The previous prime is 1552607474389. The next prime is 1552607474443. The reversal of 1552607474397 is 7934747062551.

It is not a de Polignac number, because 1552607474397 - 2³ = 1552607474389 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1552607474397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552607474357) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 857319622 + ... + 857321432.

It is an arithmetic number, because the mean of its divisors is an integer number (20148860160).

Almost surely, 2^{1552607474397} is an apocalyptic number.

It is an amenable number.

1552607474397 is a deficient number, since it is larger than the sum of its proper divisors (1026446626083).

1552607474397 is a wasteful number, since it uses less digits than its factorization.

1552607474397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535.

The product of its (nonzero) digits is 44452800, while the sum is 60.

The spelling of 1552607474397 in words is "one trillion, five hundred fifty-two billion, six hundred seven million, four hundred seventy-four thousand, three hundred ninety-seven".