40400737004007 has 32 divisors (see below), whose sum is σ = 61245734837760. Its totient is φ = 26307086299200.

The previous prime is 40400737003943. The next prime is 40400737004107. The reversal of 40400737004007 is 70040073700404.

It is not a de Polignac number, because 40400737004007 - 2⁶ = 40400737003943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40400737004107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99877518 + ... + 100281204.

It is an arithmetic number, because the mean of its divisors is an integer number (1913929213680).

Almost surely, 2^{40400737004007} is an apocalyptic number.

40400737004007 is a deficient number, since it is larger than the sum of its proper divisors (20844997833753).

40400737004007 is a wasteful number, since it uses less digits than its factorization.

40400737004007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489940 (or 489934 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The spelling of 40400737004007 in words is "forty trillion, four hundred billion, seven hundred thirty-seven million, four thousand, seven".