46855144155864 has 128 divisors (see below), whose sum is σ = 127963210579200. Its totient is φ = 14178927759360.

The previous prime is 46855144155857. The next prime is 46855144155913.

46855144155864 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 46855144155795 and 46855144155804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2176969407 + ... + 2176990929.

It is an arithmetic number, because the mean of its divisors is an integer number (999712582650).

Almost surely, 2^{46855144155864} is an apocalyptic number.

46855144155864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

46855144155864 is an abundant number, since it is smaller than the sum of its proper divisors (81108066423336).

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

46855144155864 is a wasteful number, since it uses less digits than its factorization.

46855144155864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32545 (or 32541 counting only the distinct ones).

The product of its digits is 368640000, while the sum is 66.

The spelling of 46855144155864 in words is "forty-six trillion, eight hundred fifty-five billion, one hundred forty-four million, one hundred fifty-five thousand, eight hundred sixty-four".