155404079046 has 12 divisors (see below), whose sum is σ = 336708837972. Its totient is φ = 51801359676.

The previous prime is 155404079029. The next prime is 155404079059. The reversal of 155404079046 is 640970404551.

155404079046 is a `hidden beast` number, since 1 + 554 + 0 + 4 + 0 + 7 + 90 + 4 + 6 = 666.

155404079046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 155404078992 and 155404079010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4316779956 + ... + 4316779991.

It is an arithmetic number, because the mean of its divisors is an integer number (28059069831).

Almost surely, 2^155404079046 is an apocalyptic number.

155404079046 is an abundant number, since it is smaller than the sum of its proper divisors (181304758926).

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

155404079046 is a wasteful number, since it uses less digits than its factorization.

155404079046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8633559955 (or 8633559952 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 155404079046 in words is "one hundred fifty-five billion, four hundred four million, seventy-nine thousand, forty-six".