6001100156655 has 40 divisors (see below), whose sum is σ = 10765861335504. Its totient is φ = 3198107318400.

The previous prime is 6001100156647. The next prime is 6001100156657. The reversal of 6001100156655 is 5566510011006.

It is not a de Polignac number, because 6001100156655 - 2³ = 6001100156647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6001100156657) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5215926 + ... + 6261635.

Almost surely, 2^{6001100156655} is an apocalyptic number.

6001100156655 is a deficient number, since it is larger than the sum of its proper divisors (4764761178849).

6001100156655 is a wasteful number, since it uses less digits than its factorization.

6001100156655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11478869 (or 11478860 counting only the distinct ones).

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

The spelling of 6001100156655 in words is "six trillion, one billion, one hundred million, one hundred fifty-six thousand, six hundred fifty-five".