155545025104 has 40 divisors (see below), whose sum is σ = 346702099328. Its totient is φ = 66220675200.

The previous prime is 155545025081. The next prime is 155545025147. The reversal of 155545025104 is 401520545551.

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 7 ways as a sum of consecutive naturals, for example, 4581747 + ... + 4615570.

Almost surely, 2^155545025104 is an apocalyptic number.

155545025104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

155545025104 is an abundant number, since it is smaller than the sum of its proper divisors (191157074224).

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

155545025104 is a wasteful number, since it uses less digits than its factorization.

155545025104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9197483 (or 9197477 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 37.

The spelling of 155545025104 in words is "one hundred fifty-five billion, five hundred forty-five million, twenty-five thousand, one hundred four".