155464536051 has 12 divisors (see below), whose sum is σ = 244974420600. Its totient is φ = 94220930880.

The previous prime is 155464536047. The next prime is 155464536091. The reversal of 155464536051 is 150635464551.

155464536051 is a `hidden beast` number, since 1 + 5 + 5 + 4 + 64 + 536 + 0 + 51 = 666.

155464536051 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 155464536051 - 2² = 155464536047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155464535988 and 155464536006.

It is not an unprimeable number, because it can be changed into a prime (155464536091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 785174326 + ... + 785174523.

It is an arithmetic number, because the mean of its divisors is an integer number (20414535050).

Almost surely, 2^155464536051 is an apocalyptic number.

155464536051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

155464536051 is a deficient number, since it is larger than the sum of its proper divisors (89509884549).

155464536051 is a wasteful number, since it uses less digits than its factorization.

155464536051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570348866 (or 1570348863 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 155464536051 in words is "one hundred fifty-five billion, four hundred sixty-four million, five hundred thirty-six thousand, fifty-one".