56428466029197 has 16 divisors (see below), whose sum is σ = 75798858347520. Its totient is φ = 37339550951472.

The previous prime is 56428466029189. The next prime is 56428466029207. The reversal of 56428466029197 is 79192066482465.

It is not a de Polignac number, because 56428466029197 - 2³ = 56428466029189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56428466029097) 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, 127957063 + ... + 128397300.

It is an arithmetic number, because the mean of its divisors is an integer number (4737428646720).

Almost surely, 2^{56428466029197} is an apocalyptic number.

It is an amenable number.

56428466029197 is a deficient number, since it is larger than the sum of its proper divisors (19370392318323).

56428466029197 is a wasteful number, since it uses less digits than its factorization.

56428466029197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256354912.

The product of its (nonzero) digits is 313528320, while the sum is 69.

The spelling of 56428466029197 in words is "fifty-six trillion, four hundred twenty-eight billion, four hundred sixty-six million, twenty-nine thousand, one hundred ninety-seven".