653264504051 has 4 divisors (see below), whose sum is σ = 656914026600. Its totient is φ = 649614981504.

The previous prime is 653264504021. The next prime is 653264504069. The reversal of 653264504051 is 150405462356.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 653264504051 - 2¹⁸ = 653264241907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653264504021) 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, 1824761006 + ... + 1824761363.

It is an arithmetic number, because the mean of its divisors is an integer number (164228506650).

Almost surely, 2^653264504051 is an apocalyptic number.

653264504051 is a deficient number, since it is larger than the sum of its proper divisors (3649522549).

653264504051 is a wasteful number, since it uses less digits than its factorization.

653264504051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649522548.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 653264504051 in words is "six hundred fifty-three billion, two hundred sixty-four million, five hundred four thousand, fifty-one".