40107765766 has 8 divisors (see below), whose sum is σ = 60311678904. Its totient is φ = 20003872800.

The previous prime is 40107765757. The next prime is 40107765787. The reversal of 40107765766 is 66756770104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25004040 + ... + 25005643.

It is an arithmetic number, because the mean of its divisors is an integer number (7538959863).

Almost surely, 2^40107765766 is an apocalyptic number.

40107765766 is a deficient number, since it is larger than the sum of its proper divisors (20203913138).

40107765766 is a wasteful number, since it uses less digits than its factorization.

40107765766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50010086.

The product of its (nonzero) digits is 1481760, while the sum is 49.

The spelling of 40107765766 in words is "forty billion, one hundred seven million, seven hundred sixty-five thousand, seven hundred sixty-six".