1539658920202 has 16 divisors (see below), whose sum is σ = 2492806821120. Its totient is φ = 708993098352.

The previous prime is 1539658920199. The next prime is 1539658920251. The reversal of 1539658920202 is 2020298569351.

It is a self number, because there is not a number n which added to its sum of digits gives 1539658920202.

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, 67434658 + ... + 67457485.

It is an arithmetic number, because the mean of its divisors is an integer number (155800426320).

Almost surely, 2^{1539658920202} is an apocalyptic number.

1539658920202 is a deficient number, since it is larger than the sum of its proper divisors (953147900918).

1539658920202 is a wasteful number, since it uses less digits than its factorization.

1539658920202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134892597.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 1539658920202 in words is "one trillion, five hundred thirty-nine billion, six hundred fifty-eight million, nine hundred twenty thousand, two hundred two".