60991460712 has 288 divisors, whose sum is σ = 208960577280. Its totient is φ = 15928254720.

The previous prime is 60991460659. The next prime is 60991460759. The reversal of 60991460712 is 21706419906.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4717537 + ... + 4730447.

It is an arithmetic number, because the mean of its divisors is an integer number (725557560).

Almost surely, 2^60991460712 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 60991460712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104480288640).

60991460712 is an abundant number, since it is smaller than the sum of its proper divisors (147969116568).

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

60991460712 is a wasteful number, since it uses less digits than its factorization.

60991460712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13053 (or 13039 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 60991460712 in words is "sixty billion, nine hundred ninety-one million, four hundred sixty thousand, seven hundred twelve".