3948131247104 has 44 divisors (see below), whose sum is σ = 8609898457968. Its totient is φ = 1794605107200.

The previous prime is 3948131247103. The next prime is 3948131247131. The reversal of 3948131247104 is 4017421318493.

It is a tau number, because it is divible by the number of its divisors (44).

It is not an unprimeable number, because it can be changed into a prime (3948131247101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175243142 + ... + 175265669.

Almost surely, 2^{3948131247104} is an apocalyptic number.

It is an amenable number.

3948131247104 is an abundant number, since it is smaller than the sum of its proper divisors (4661767210864).

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

3948131247104 is a wasteful number, since it uses less digits than its factorization.

3948131247104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350508842 (or 350508824 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 3948131247104 in words is "three trillion, nine hundred forty-eight billion, one hundred thirty-one million, two hundred forty-seven thousand, one hundred four".