155046476645406 has 64 divisors (see below), whose sum is σ = 374381230233600. Its totient is φ = 47382624432000.

The previous prime is 155046476645381. The next prime is 155046476645443. The reversal of 155046476645406 is 604546674640551.

155046476645406 is a `hidden beast` number, since 1 + 5 + 5 + 0 + 46 + 47 + 6 + 6 + 4 + 540 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2437345995 + ... + 2437409606.

It is an arithmetic number, because the mean of its divisors is an integer number (5849706722400).

Almost surely, 2^{155046476645406} is an apocalyptic number.

155046476645406 is an abundant number, since it is smaller than the sum of its proper divisors (219334753588194).

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

155046476645406 is a wasteful number, since it uses less digits than its factorization.

155046476645406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4874755662 (or 4874755656 counting only the distinct ones).

The product of its (nonzero) digits is 290304000, while the sum is 63.

The spelling of 155046476645406 in words is "one hundred fifty-five trillion, forty-six billion, four hundred seventy-six million, six hundred forty-five thousand, four hundred six".