56603174361551 has 16 divisors (see below), whose sum is σ = 59159847579840. Its totient is φ = 54054532815360.

The previous prime is 56603174361541. The next prime is 56603174361593. The reversal of 56603174361551 is 15516347130665.

It is a cyclic number.

It is not a de Polignac number, because 56603174361551 - 2³⁸ = 56328296454607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56603174361493 and 56603174361502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56603174361521) 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, 41249081 + ... + 42599213.

It is an arithmetic number, because the mean of its divisors is an integer number (3697490473740).

Almost surely, 2^{56603174361551} is an apocalyptic number.

56603174361551 is a deficient number, since it is larger than the sum of its proper divisors (2556673218289).

56603174361551 is a wasteful number, since it uses less digits than its factorization.

56603174361551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353106.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 56603174361551 in words is "fifty-six trillion, six hundred three billion, one hundred seventy-four million, three hundred sixty-one thousand, five hundred fifty-one".