3100881542000 has 80 divisors (see below), whose sum is σ = 8179561769184. Its totient is φ = 1127593280000.

The previous prime is 3100881541981. The next prime is 3100881542027. The reversal of 3100881542000 is 2451880013.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70452581 + ... + 70496580.

Almost surely, 2^{3100881542000} is an apocalyptic number.

It is an amenable number.

3100881542000 is an abundant number, since it is smaller than the sum of its proper divisors (5078680227184).

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

3100881542000 is a wasteful number, since it uses less digits than its factorization.

3100881542000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140949195 (or 140949179 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The spelling of 3100881542000 in words is "three trillion, one hundred billion, eight hundred eighty-one million, five hundred forty-two thousand".