155090589696 has 144 divisors (see below), whose sum is σ = 511920536400. Its totient is φ = 44311560192.

The previous prime is 155090589679. The next prime is 155090589727. The reversal of 155090589696 is 696985090551.

155090589696 is a `hidden beast` number, since 15 + 509 + 0 + 58 + 9 + 69 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 471991 + ... + 730038.

It is an arithmetic number, because the mean of its divisors is an integer number (3555003725).

Almost surely, 2^155090589696 is an apocalyptic number.

155090589696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155090589696 is an abundant number, since it is smaller than the sum of its proper divisors (356829946704).

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

155090589696 is a wasteful number, since it uses less digits than its factorization.

155090589696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202064 (or 1202041 counting only the distinct ones).

The product of its (nonzero) digits is 26244000, while the sum is 63.

The spelling of 155090589696 in words is "one hundred fifty-five billion, ninety million, five hundred eighty-nine thousand, six hundred ninety-six".