146556464031 has 12 divisors (see below), whose sum is σ = 211700742552. Its totient is φ = 97700583696.

The previous prime is 146556464003. The next prime is 146556464051. The reversal of 146556464031 is 130464655641.

146556464031 is a `hidden beast` number, since 1 + 4 + 6 + 556 + 4 + 64 + 0 + 31 = 666.

It is not a de Polignac number, because 146556464031 - 2⁶ = 146556463967 is a prime.

It is a super-2 number, since 2×146556464031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146556464051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49821 + ... + 543686.

It is an arithmetic number, because the mean of its divisors is an integer number (17641728546).

Almost surely, 2^146556464031 is an apocalyptic number.

146556464031 is a deficient number, since it is larger than the sum of its proper divisors (65144278521).

146556464031 is a wasteful number, since it uses less digits than its factorization.

146556464031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620950 (or 620947 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 146556464031 in words is "one hundred forty-six billion, five hundred fifty-six million, four hundred sixty-four thousand, thirty-one".