53776067736 has 16 divisors (see below), whose sum is σ = 134440169400. Its totient is φ = 17925355904.

The previous prime is 53776067729. The next prime is 53776067771. The reversal of 53776067736 is 63776067735.

It is a super-2 number, since 2×53776067736² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120334721 + ... + 1120334768.

Almost surely, 2^53776067736 is an apocalyptic number.

It is an amenable number.

53776067736 is an abundant number, since it is smaller than the sum of its proper divisors (80664101664).

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

53776067736 is a wasteful number, since it uses less digits than its factorization.

53776067736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240669498 (or 2240669494 counting only the distinct ones).

The product of its (nonzero) digits is 23337720, while the sum is 57.

Subtracting 53776067736 from its reverse (63776067735), we obtain a palindrome (9999999999).

The spelling of 53776067736 in words is "fifty-three billion, seven hundred seventy-six million, sixty-seven thousand, seven hundred thirty-six".