53834477984 has 72 divisors (see below), whose sum is σ = 127267797888. Its totient is φ = 22327643520.

The previous prime is 53834477969. The next prime is 53834477993. The reversal of 53834477984 is 48977443835.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505154 + ... + 602369.

It is an arithmetic number, because the mean of its divisors is an integer number (1767608304).

Almost surely, 2^53834477984 is an apocalyptic number.

It is an amenable number.

53834477984 is an abundant number, since it is smaller than the sum of its proper divisors (73433319904).

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

53834477984 is a wasteful number, since it uses less digits than its factorization.

53834477984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107578 (or 1107563 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 62.

The spelling of 53834477984 in words is "fifty-three billion, eight hundred thirty-four million, four hundred seventy-seven thousand, nine hundred eighty-four".