16461611041560 has 128 divisors (see below), whose sum is σ = 49544421672960. Its totient is φ = 4375599436800.

The previous prime is 16461611041549. The next prime is 16461611041567. The reversal of 16461611041560 is 6514011616461.

It is a super-2 number, since 2×16461611041560² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16461611041567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47588025 + ... + 47932695.

It is an arithmetic number, because the mean of its divisors is an integer number (387065794320).

Almost surely, 2^{16461611041560} is an apocalyptic number.

16461611041560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16461611041560 is an abundant number, since it is smaller than the sum of its proper divisors (33082810631400).

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

16461611041560 is a wasteful number, since it uses less digits than its factorization.

16461611041560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345969 (or 345965 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

It can be divided in two parts, 1646161 and 1041560, that added together give a triangular number (2687721 = T₂₃₁₈).

The spelling of 16461611041560 in words is "sixteen trillion, four hundred sixty-one billion, six hundred eleven million, forty-one thousand, five hundred sixty".