60994667520 has 704 divisors, whose sum is σ = 229651783680. Its totient is φ = 15328051200.

The previous prime is 60994667509. The next prime is 60994667549. The reversal of 60994667520 is 2576649906.

60994667520 is a `hidden beast` number, since 6 + 0 + 99 + 466 + 75 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 184273755 + ... + 184274085.

It is an arithmetic number, because the mean of its divisors is an integer number (326209920).

Almost surely, 2^60994667520 is an apocalyptic number.

60994667520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60994667520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114825891840).

60994667520 is an abundant number, since it is smaller than the sum of its proper divisors (168657116160).

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

60994667520 is a wasteful number, since it uses less digits than its factorization.

60994667520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 415 counting only the distinct ones).

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

The spelling of 60994667520 in words is "sixty billion, nine hundred ninety-four million, six hundred sixty-seven thousand, five hundred twenty".