53485478236 has 12 divisors (see below), whose sum is σ = 93654689800. Its totient is φ = 26726995440.

The previous prime is 53485478231. The next prime is 53485478237. The reversal of 53485478236 is 63287458435.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53485478231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3928275 + ... + 3941866.

Almost surely, 2^53485478236 is an apocalyptic number.

It is an amenable number.

53485478236 is a deficient number, since it is larger than the sum of its proper divisors (40169211564).

53485478236 is a wasteful number, since it uses less digits than its factorization.

53485478236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7871844 (or 7871842 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 55.

The spelling of 53485478236 in words is "fifty-three billion, four hundred eighty-five million, four hundred seventy-eight thousand, two hundred thirty-six".