907239522338 has 6 divisors (see below), whose sum is σ = 1360861304049. Its totient is φ = 453619087656.

The previous prime is 907239522337. The next prime is 907239522341. The reversal of 907239522338 is 833225932709.

It can be written as a sum of positive squares in 2 ways, for example, as 689791708369 + 217447813969 = 830537^2 + 466313^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=673513.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 907239522338.

It is not an unprimeable number, because it can be changed into a prime (907239522337) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1010270 + ... + 1683782.

Almost surely, 2^907239522338 is an apocalyptic number.

907239522338 is a deficient number, since it is larger than the sum of its proper divisors (453621781711).

907239522338 is an frugal number, since it uses more digits than its factorization.

907239522338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347028 (or 673515 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 907239522338 in words is "nine hundred seven billion, two hundred thirty-nine million, five hundred twenty-two thousand, three hundred thirty-eight".