906868457802 has 48 divisors (see below), whose sum is σ = 1984952893248. Its totient is φ = 299204547840.

The previous prime is 906868457801. The next prime is 906868457821. The reversal of 906868457802 is 208754868609.

It is a self number, because there is not a number n which added to its sum of digits gives 906868457802.

It is not an unprimeable number, because it can be changed into a prime (906868457801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3606778 + ... + 3850010.

It is an arithmetic number, because the mean of its divisors is an integer number (41353185276).

Almost surely, 2^906868457802 is an apocalyptic number.

906868457802 is an abundant number, since it is smaller than the sum of its proper divisors (1078084435446).

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

906868457802 is a wasteful number, since it uses less digits than its factorization.

906868457802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245355 (or 245352 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

The spelling of 906868457802 in words is "nine hundred six billion, eight hundred sixty-eight million, four hundred fifty-seven thousand, eight hundred two".