61053386976 has 72 divisors (see below), whose sum is σ = 179221258944. Its totient is φ = 19694638080.

The previous prime is 61053386963. The next prime is 61053387013. The reversal of 61053386976 is 67968335016.

61053386976 is a `hidden beast` number, since 6 + 10 + 533 + 8 + 6 + 97 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×61053386976² (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 11 ways as a sum of consecutive naturals, for example, 3410281 + ... + 3428136.

It is an arithmetic number, because the mean of its divisors is an integer number (2489184152).

Almost surely, 2^61053386976 is an apocalyptic number.

It is an amenable number.

61053386976 is an abundant number, since it is smaller than the sum of its proper divisors (118167871968).

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

61053386976 is a wasteful number, since it uses less digits than its factorization.

61053386976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6838464 (or 6838453 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 61053386976 in words is "sixty-one billion, fifty-three million, three hundred eighty-six thousand, nine hundred seventy-six".