60721522678 has 16 divisors (see below), whose sum is σ = 92823697296. Its totient is φ = 29782959840.

The previous prime is 60721522649. The next prime is 60721522681. The reversal of 60721522678 is 87622512706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621676 + ... + 712687.

It is an arithmetic number, because the mean of its divisors is an integer number (5801481081).

Almost surely, 2^60721522678 is an apocalyptic number.

60721522678 is a deficient number, since it is larger than the sum of its proper divisors (32102174618).

60721522678 is a wasteful number, since it uses less digits than its factorization.

60721522678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334799.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 60721522678 in words is "sixty billion, seven hundred twenty-one million, five hundred twenty-two thousand, six hundred seventy-eight".