40368722994 has 48 divisors (see below), whose sum is σ = 88426770432. Its totient is φ = 13308551424.

The previous prime is 40368722993. The next prime is 40368723011. The reversal of 40368722994 is 49922786304.

40368722994 is a `hidden beast` number, since 403 + 6 + 8 + 7 + 229 + 9 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 40368722994.

It is not an unprimeable number, because it can be changed into a prime (40368722993) 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, 2896647 + ... + 2910549.

It is an arithmetic number, because the mean of its divisors is an integer number (1842224384).

Almost surely, 2^40368722994 is an apocalyptic number.

40368722994 is an abundant number, since it is smaller than the sum of its proper divisors (48058047438).

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

40368722994 is a wasteful number, since it uses less digits than its factorization.

40368722994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15671 (or 15668 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 40368722994 in words is "forty billion, three hundred sixty-eight million, seven hundred twenty-two thousand, nine hundred ninety-four".