53213263479 has 6 divisors (see below), whose sum is σ = 76863602816. Its totient is φ = 35475508980.

The previous prime is 53213263447. The next prime is 53213263489. The reversal of 53213263479 is 97436231235.

53213263479 is a `hidden beast` number, since 5 + 3 + 2 + 1 + 3 + 2 + 634 + 7 + 9 = 666.

It is not a de Polignac number, because 53213263479 - 2⁵ = 53213263447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53213263489) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2956292407 + ... + 2956292424.

Almost surely, 2^53213263479 is an apocalyptic number.

53213263479 is a deficient number, since it is larger than the sum of its proper divisors (23650339337).

53213263479 is a wasteful number, since it uses less digits than its factorization.

53213263479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5912584837 (or 5912584834 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The spelling of 53213263479 in words is "fifty-three billion, two hundred thirteen million, two hundred sixty-three thousand, four hundred seventy-nine".