61588992276420 has 48 divisors (see below), whose sum is σ = 197084775285888. Its totient is φ = 14077483948800.

The previous prime is 61588992276373. The next prime is 61588992276473. The reversal of 61588992276420 is 2467229988516.

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, 73320228481 + ... + 73320229320.

It is an arithmetic number, because the mean of its divisors is an integer number (4105932818456).

Almost surely, 2^{61588992276420} is an apocalyptic number.

61588992276420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61588992276420 is an abundant number, since it is smaller than the sum of its proper divisors (135495783009468).

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

61588992276420 is a wasteful number, since it uses less digits than its factorization.

61588992276420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146640457820 (or 146640457818 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 69.

The spelling of 61588992276420 in words is "sixty-one trillion, five hundred eighty-eight billion, nine hundred ninety-two million, two hundred seventy-six thousand, four hundred twenty".