2947747394032 has 40 divisors (see below), whose sum is σ = 6574798444896. Its totient is φ = 1254098989056.

The previous prime is 2947747393999. The next prime is 2947747394057. The reversal of 2947747394032 is 2304937477492.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96040033 + ... + 96070720.

Almost surely, 2^{2947747394032} is an apocalyptic number.

It is an amenable number.

2947747394032 is an abundant number, since it is smaller than the sum of its proper divisors (3627051050864).

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

2947747394032 is a wasteful number, since it uses less digits than its factorization.

2947747394032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192110905 (or 192110899 counting only the distinct ones).

The product of its (nonzero) digits is 64012032, while the sum is 61.

The spelling of 2947747394032 in words is "two trillion, nine hundred forty-seven billion, seven hundred forty-seven million, three hundred ninety-four thousand, thirty-two".