40766157117701 has 4 divisors (see below), whose sum is σ = 40865829873900. Its totient is φ = 40666484361504.

The previous prime is 40766157117691. The next prime is 40766157117703. The reversal of 40766157117701 is 10771175166704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15182135573476 + 25584021544225 = 3896426^2 + 5058065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40766157117701 is a prime.

It is a super-2 number, since 2×40766157117701² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40766157117703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49836377486 + ... + 49836378303.

It is an arithmetic number, because the mean of its divisors is an integer number (10216457468475).

Almost surely, 2^{40766157117701} is an apocalyptic number.

It is an amenable number.

40766157117701 is a deficient number, since it is larger than the sum of its proper divisors (99672756199).

40766157117701 is an equidigital number, since it uses as much as digits as its factorization.

40766157117701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99672756198.

The product of its (nonzero) digits is 1728720, while the sum is 53.

The spelling of 40766157117701 in words is "forty trillion, seven hundred sixty-six billion, one hundred fifty-seven million, one hundred seventeen thousand, seven hundred one".