60091598988 has 36 divisors (see below), whose sum is σ = 152618124568. Its totient is φ = 19935599040.

The previous prime is 60091598969. The next prime is 60091598989. The reversal of 60091598988 is 88989519006.

60091598988 is a `hidden beast` number, since 600 + 9 + 15 + 9 + 8 + 9 + 8 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×60091598988² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (60091598989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3947881 + ... + 3963072.

Almost surely, 2^60091598988 is an apocalyptic number.

It is an amenable number.

60091598988 is an abundant number, since it is smaller than the sum of its proper divisors (92526525580).

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

60091598988 is a wasteful number, since it uses less digits than its factorization.

60091598988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911174 (or 7911169 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 63.

The spelling of 60091598988 in words is "sixty billion, ninety-one million, five hundred ninety-eight thousand, nine hundred eighty-eight".