61604070245700 has 72 divisors (see below), whose sum is σ = 178247296776192. Its totient is φ = 16427181847680.

The previous prime is 61604070245699. The next prime is 61604070245701. The reversal of 61604070245700 is 754207040616.

It is an interprime number because it is at equal distance from previous prime (61604070245699) and next prime (61604070245701).

It is a super-2 number, since 2×61604070245700² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61604070245701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5128702 + ... + 12227498.

Almost surely, 2^{61604070245700} is an apocalyptic number.

61604070245700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61604070245700 is an abundant number, since it is smaller than the sum of its proper divisors (116643226530492).

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

61604070245700 is a wasteful number, since it uses less digits than its factorization.

61604070245700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7127741 (or 7127734 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 61604070245700 in words is "sixty-one trillion, six hundred four billion, seventy million, two hundred forty-five thousand, seven hundred".