155314015556 has 24 divisors (see below), whose sum is σ = 310636924416. Its totient is φ = 66561243840.

The previous prime is 155314015531. The next prime is 155314015559. The reversal of 155314015556 is 655510413551.

It is not an unprimeable number, because it can be changed into a prime (155314015559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1398920 + ... + 1505856.

It is an arithmetic number, because the mean of its divisors is an integer number (12943205184).

Almost surely, 2^155314015556 is an apocalyptic number.

It is an amenable number.

155314015556 is an abundant number, since it is smaller than the sum of its proper divisors (155322908860).

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

155314015556 is a wasteful number, since it uses less digits than its factorization.

155314015556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158819 (or 158817 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 155314015556 in words is "one hundred fifty-five billion, three hundred fourteen million, fifteen thousand, five hundred fifty-six".