53318785435 has 32 divisors (see below), whose sum is σ = 69222988800. Its totient is φ = 39287928960.

The previous prime is 53318785423. The next prime is 53318785463. The reversal of 53318785435 is 53458781335.

It is not a de Polignac number, because 53318785435 - 2³¹ = 51171301787 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5306146 + ... + 5316184.

It is an arithmetic number, because the mean of its divisors is an integer number (2163218400).

Almost surely, 2^53318785435 is an apocalyptic number.

53318785435 is a deficient number, since it is larger than the sum of its proper divisors (15904203365).

53318785435 is a wasteful number, since it uses less digits than its factorization.

53318785435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11611.

The product of its digits is 6048000, while the sum is 52.

The spelling of 53318785435 in words is "fifty-three billion, three hundred eighteen million, seven hundred eighty-five thousand, four hundred thirty-five".