53436635322 has 48 divisors (see below), whose sum is σ = 124764587712. Its totient is φ = 15213253440.

The previous prime is 53436635293. The next prime is 53436635363. The reversal of 53436635322 is 22353663435.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240798 + ... + 406025.

It is an arithmetic number, because the mean of its divisors is an integer number (2599262244).

Almost surely, 2^53436635322 is an apocalyptic number.

53436635322 is an abundant number, since it is smaller than the sum of its proper divisors (71327952390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53436635322 is a wasteful number, since it uses less digits than its factorization.

53436635322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647123 (or 647116 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 42.

The spelling of 53436635322 in words is "fifty-three billion, four hundred thirty-six million, six hundred thirty-five thousand, three hundred twenty-two".