53644220470 has 16 divisors (see below), whose sum is σ = 96566953248. Its totient is φ = 21456053440.

The previous prime is 53644220429. The next prime is 53644220519. The reversal of 53644220470 is 7402244635.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61786 + ... + 333325.

It is an arithmetic number, because the mean of its divisors is an integer number (6035434578).

Almost surely, 2^53644220470 is an apocalyptic number.

53644220470 is a deficient number, since it is larger than the sum of its proper divisors (42922732778).

53644220470 is a wasteful number, since it uses less digits than its factorization.

53644220470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408695.

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 53644220470 in words is "fifty-three billion, six hundred forty-four million, two hundred twenty thousand, four hundred seventy".