406269997002 has 16 divisors (see below), whose sum is σ = 902822215680. Its totient is φ = 135423332316.

The previous prime is 406269996941. The next prime is 406269997031. The reversal of 406269997002 is 200799962604.

406269997002 is a `hidden beast` number, since 4 + 0 + 626 + 9 + 9 + 9 + 7 + 0 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 7523518463 = 406269997002 / (4 + 0 + 6 + 2 + 6 + 9 + 9 + 9 + 7 + 0 + 0 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 406269997002.

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, 3761759178 + ... + 3761759285.

It is an arithmetic number, because the mean of its divisors is an integer number (56426388480).

Almost surely, 2^406269997002 is an apocalyptic number.

406269997002 is an abundant number, since it is smaller than the sum of its proper divisors (496552218678).

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

406269997002 is a wasteful number, since it uses less digits than its factorization.

406269997002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7523518474 (or 7523518468 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 406269997002 in words is "four hundred six billion, two hundred sixty-nine million, nine hundred ninety-seven thousand, two".