40097204212 has 12 divisors (see below), whose sum is σ = 75567808036. Its totient is φ = 18506401920.

The previous prime is 40097204209. The next prime is 40097204227. The reversal of 40097204212 is 21240279004.

It can be written as a sum of positive squares in 2 ways, for example, as 5666175076 + 34431029136 = 75274^2 + 185556^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385549989 + ... + 385550092.

Almost surely, 2^40097204212 is an apocalyptic number.

It is an amenable number.

40097204212 is a deficient number, since it is larger than the sum of its proper divisors (35470603824).

40097204212 is a wasteful number, since it uses less digits than its factorization.

40097204212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771100098 (or 771100096 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 40097204212 in words is "forty billion, ninety-seven million, two hundred four thousand, two hundred twelve".