60921798976 has 112 divisors (see below), whose sum is σ = 128023680960. Its totient is φ = 28730880000.

The previous prime is 60921798967. The next prime is 60921798991. The reversal of 60921798976 is 67989712906.

It is a super-2 number, since 2×60921798976² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9440551 + ... + 9447001.

It is an arithmetic number, because the mean of its divisors is an integer number (1143068580).

Almost surely, 2^60921798976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60921798976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64011840480).

60921798976 is an abundant number, since it is smaller than the sum of its proper divisors (67101881984).

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

60921798976 is a wasteful number, since it uses less digits than its factorization.

60921798976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624 (or 6614 counting only the distinct ones).

The product of its (nonzero) digits is 20575296, while the sum is 64.

The spelling of 60921798976 in words is "sixty billion, nine hundred twenty-one million, seven hundred ninety-eight thousand, nine hundred seventy-six".