60951758640 has 80 divisors (see below), whose sum is σ = 189595552608. Its totient is φ = 16198309888.

The previous prime is 60951758633. The next prime is 60951758657. The reversal of 60951758640 is 4685715906.

It is a tau number, because it is divible by the number of its divisors (80).

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, 363069 + ... + 503708.

Almost surely, 2^60951758640 is an apocalyptic number.

60951758640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

60951758640 is an abundant number, since it is smaller than the sum of its proper divisors (128643793968).

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

60951758640 is a wasteful number, since it uses less digits than its factorization.

60951758640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867086 (or 867080 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 60951758640 in words is "sixty billion, nine hundred fifty-one million, seven hundred fifty-eight thousand, six hundred forty".