747920136002 has 16 divisors (see below), whose sum is σ = 1220634135672. Its totient is φ = 341635207680.

The previous prime is 747920135959. The next prime is 747920136037. The reversal of 747920136002 is 200631029747.

It can be written as a sum of positive squares in 4 ways, for example, as 564420135841 + 183500000161 = 751279^2 + 428369^2 .

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, 148276649 + ... + 148281692.

Almost surely, 2^747920136002 is an apocalyptic number.

747920136002 is a deficient number, since it is larger than the sum of its proper divisors (472713999670).

747920136002 is a wasteful number, since it uses less digits than its factorization.

747920136002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296558453.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 747920136002 in words is "seven hundred forty-seven billion, nine hundred twenty million, one hundred thirty-six thousand, two".