264650056461 has 32 divisors (see below), whose sum is σ = 448114068480. Its totient is φ = 151218709488.

The previous prime is 264650056427. The next prime is 264650056501. The reversal of 264650056461 is 164650056462.

264650056461 is a `hidden beast` number, since 26 + 4 + 6 + 5 + 0 + 0 + 564 + 61 = 666.

It is not a de Polignac number, because 264650056461 - 2²¹ = 264647959309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264650056661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3628030 + ... + 3700256.

It is an arithmetic number, because the mean of its divisors is an integer number (14003564640).

Almost surely, 2^264650056461 is an apocalyptic number.

264650056461 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

264650056461 is a deficient number, since it is larger than the sum of its proper divisors (183464012019).

264650056461 is a wasteful number, since it uses less digits than its factorization.

264650056461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91630 (or 91624 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

Subtracting from 264650056461 its reverse (164650056462), we obtain a palindrome (99999999999).

The spelling of 264650056461 in words is "two hundred sixty-four billion, six hundred fifty million, fifty-six thousand, four hundred sixty-one".