40501655001607 has 16 divisors (see below), whose sum is σ = 42534208423872. Its totient is φ = 38491764030720.

The previous prime is 40501655001601. The next prime is 40501655001659. The reversal of 40501655001607 is 70610055610504.

It is a cyclic number.

It is not a de Polignac number, because 40501655001607 - 2¹⁵ = 40501654968839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40501655001607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40501655001601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64907763 + ... + 65528779.

It is an arithmetic number, because the mean of its divisors is an integer number (2658388026492).

Almost surely, 2^{40501655001607} is an apocalyptic number.

40501655001607 is a deficient number, since it is larger than the sum of its proper divisors (2032553422265).

40501655001607 is a wasteful number, since it uses less digits than its factorization.

40501655001607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639258.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 40501655001607 in words is "forty trillion, five hundred one billion, six hundred fifty-five million, one thousand, six hundred seven".