1539704912452 has 24 divisors (see below), whose sum is σ = 3137511900096. Its totient is φ = 647423089248.

The previous prime is 1539704912437. The next prime is 1539704912461. The reversal of 1539704912452 is 2542194079351.

It is a self number, because there is not a number n which added to its sum of digits gives 1539704912452.

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, 518767018 + ... + 518769985.

It is an arithmetic number, because the mean of its divisors is an integer number (130729662504).

Almost surely, 2^{1539704912452} is an apocalyptic number.

It is an amenable number.

1539704912452 is an abundant number, since it is smaller than the sum of its proper divisors (1597806987644).

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

1539704912452 is a wasteful number, since it uses less digits than its factorization.

1539704912452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037537067 (or 1037537065 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 1539704912452 in words is "one trillion, five hundred thirty-nine billion, seven hundred four million, nine hundred twelve thousand, four hundred fifty-two".