6161065015500 has 72 divisors (see below), whose sum is σ = 19436106449760. Its totient is φ = 1642950669600.

The previous prime is 6161065015463. The next prime is 6161065015513. The reversal of 6161065015500 is 55105601616.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 684558280 + ... + 684567279.

Almost surely, 2^{6161065015500} is an apocalyptic number.

6161065015500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6161065015500 is an abundant number, since it is smaller than the sum of its proper divisors (13275041434260).

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

6161065015500 is a wasteful number, since it uses less digits than its factorization.

6161065015500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369125584 (or 1369125569 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 6161065015500 in words is "six trillion, one hundred sixty-one billion, sixty-five million, fifteen thousand, five hundred".