40869976802 has 18 divisors (see below), whose sum is σ = 61753791393. Its totient is φ = 20286462312.

The previous prime is 40869976781. The next prime is 40869976831. The reversal of 40869976802 is 20867996804.

It can be written as a sum of positive squares in 2 ways, for example, as 35321067721 + 5548909081 = 187939^2 + 74491^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=142951.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 46601588 + ... + 46602464.

Almost surely, 2^40869976802 is an apocalyptic number.

40869976802 is a deficient number, since it is larger than the sum of its proper divisors (20883814591).

40869976802 is an frugal number, since it uses more digits than its factorization.

40869976802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082 (or 1042 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 40869976802 in words is "forty billion, eight hundred sixty-nine million, nine hundred seventy-six thousand, eight hundred two".