151255366065 has 128 divisors (see below), whose sum is σ = 277535808000. Its totient is φ = 78129792000.

The previous prime is 151255366063. The next prime is 151255366121. The reversal of 151255366065 is 560663552151.

151255366065 is a `hidden beast` number, since 1 + 5 + 1 + 2 + 5 + 5 + 36 + 606 + 5 = 666.

It is not a de Polignac number, because 151255366065 - 2¹ = 151255366063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 151255366065.

It is not an unprimeable number, because it can be changed into a prime (151255366063) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 160738495 + ... + 160739435.

It is an arithmetic number, because the mean of its divisors is an integer number (2168248500).

Almost surely, 2^151255366065 is an apocalyptic number.

151255366065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151255366065 is a deficient number, since it is larger than the sum of its proper divisors (126280441935).

151255366065 is a wasteful number, since it uses less digits than its factorization.

151255366065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296 (or 1290 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The spelling of 151255366065 in words is "one hundred fifty-one billion, two hundred fifty-five million, three hundred sixty-six thousand, sixty-five".