155025558426 has 16 divisors (see below), whose sum is σ = 310056257664. Its totient is φ = 51674329344.

The previous prime is 155025558367. The next prime is 155025558481. The reversal of 155025558426 is 624855520551.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 257850 + ... + 613626.

It is an arithmetic number, because the mean of its divisors is an integer number (19378516104).

Almost surely, 2^155025558426 is an apocalyptic number.

155025558426 is an abundant number, since it is smaller than the sum of its proper divisors (155030699238).

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

155025558426 is a wasteful number, since it uses less digits than its factorization.

155025558426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428405.

The product of its (nonzero) digits is 2400000, while the sum is 48.

The spelling of 155025558426 in words is "one hundred fifty-five billion, twenty-five million, five hundred fifty-eight thousand, four hundred twenty-six".