61252237652100 has 108 divisors (see below), whose sum is σ = 194798989743792. Its totient is φ = 14849027300800.

The previous prime is 61252237652069. The next prime is 61252237652113. The reversal of 61252237652100 is 125673225216.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 843658434 + ... + 843731033.

Almost surely, 2^{61252237652100} is an apocalyptic number.

61252237652100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61252237652100 is an abundant number, since it is smaller than the sum of its proper divisors (133546752091692).

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

61252237652100 is a wasteful number, since it uses less digits than its factorization.

61252237652100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687389506 (or 1687389488 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 61252237652100 in words is "sixty-one trillion, two hundred fifty-two billion, two hundred thirty-seven million, six hundred fifty-two thousand, one hundred".