155551415106 has 8 divisors (see below), whose sum is σ = 311102830224. Its totient is φ = 51850471700.

The previous prime is 155551415081. The next prime is 155551415111. The reversal of 155551415106 is 601514155551.

It is a sphenic number, since it is the product of 3 distinct primes.

155551415106 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12962617920 + ... + 12962617931.

It is an arithmetic number, because the mean of its divisors is an integer number (38887853778).

Almost surely, 2^155551415106 is an apocalyptic number.

155551415106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

155551415106 is a wasteful number, since it uses less digits than its factorization.

155551415106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25925235856.

The product of its (nonzero) digits is 75000, while the sum is 39.

The spelling of 155551415106 in words is "one hundred fifty-five billion, five hundred fifty-one million, four hundred fifteen thousand, one hundred six".