150615511100055 has 64 divisors (see below), whose sum is σ = 277022543616000. Its totient is φ = 77550352096896.

The previous prime is 150615511099981. The next prime is 150615511100063. The reversal of 150615511100055 is 550001115516051.

150615511100055 is a `hidden beast` number, since 1 + 50 + 6 + 1 + 551 + 1 + 1 + 0 + 0 + 0 + 55 = 666.

150615511100055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150615511100055 - 2³¹ = 150613363616407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 150615511099992 and 150615511100019.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36169536 + ... + 40118154.

It is an arithmetic number, because the mean of its divisors is an integer number (4328477244000).

Almost surely, 2^{150615511100055} is an apocalyptic number.

150615511100055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

150615511100055 is a deficient number, since it is larger than the sum of its proper divisors (126407032515945).

150615511100055 is a wasteful number, since it uses less digits than its factorization.

150615511100055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958405 (or 3958399 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 150615511100055 in words is "one hundred fifty trillion, six hundred fifteen billion, five hundred eleven million, one hundred thousand, fifty-five".