151205264563 has 4 divisors (see below), whose sum is σ = 151247351448. Its totient is φ = 151163177680.

The previous prime is 151205264533. The next prime is 151205264621. The reversal of 151205264563 is 365462502151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151205264563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151205264513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21038053 + ... + 21045238.

It is an arithmetic number, because the mean of its divisors is an integer number (37811837862).

Almost surely, 2^151205264563 is an apocalyptic number.

151205264563 is a deficient number, since it is larger than the sum of its proper divisors (42086885).

151205264563 is an equidigital number, since it uses as much as digits as its factorization.

151205264563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42086884.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 151205264563 in words is "one hundred fifty-one billion, two hundred five million, two hundred sixty-four thousand, five hundred sixty-three".