40010657721705 has 112 divisors (see below), whose sum is σ = 78786281939904. Its totient is φ = 19335911552640.

The previous prime is 40010657721703. The next prime is 40010657721823. The reversal of 40010657721705 is 50712775601004.

40010657721705 is a `hidden beast` number, since 4 + 0 + 0 + 1 + 0 + 6 + 577 + 2 + 1 + 70 + 5 = 666.

It is not a de Polignac number, because 40010657721705 - 2¹ = 40010657721703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (40010657721703) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 10683927 + ... + 13934403.

It is an arithmetic number, because the mean of its divisors is an integer number (703448945892).

Almost surely, 2^{40010657721705} is an apocalyptic number.

40010657721705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40010657721705 is a deficient number, since it is larger than the sum of its proper divisors (38775624218199).

40010657721705 is a wasteful number, since it uses less digits than its factorization.

40010657721705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250818 (or 3250803 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 45.

The spelling of 40010657721705 in words is "forty trillion, ten billion, six hundred fifty-seven million, seven hundred twenty-one thousand, seven hundred five".