52840326906 has 24 divisors (see below), whose sum is σ = 114492003444. Its totient is φ = 17612730240.

The previous prime is 52840326839. The next prime is 52840326907. The reversal of 52840326906 is 60962304825.

52840326906 is a `hidden beast` number, since 528 + 4 + 0 + 32 + 6 + 90 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 47078150625 + 5762176281 = 216975^2 + 75909^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (52840326907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 590770 + ... + 674306.

Almost surely, 2^52840326906 is an apocalyptic number.

52840326906 is an abundant number, since it is smaller than the sum of its proper divisors (61651676538).

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

52840326906 is a wasteful number, since it uses less digits than its factorization.

52840326906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118686 (or 118683 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 52840326906 in words is "fifty-two billion, eight hundred forty million, three hundred twenty-six thousand, nine hundred six".