40145937622559 has 8 divisors (see below), whose sum is σ = 41441127024768. Its totient is φ = 38850758167680.

The previous prime is 40145937622537. The next prime is 40145937622579. The reversal of 40145937622559 is 95522673954104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40145937622559 is a prime.

It is a super-2 number, since 2×40145937622559² (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 (40145937622529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6196379 + ... + 10894355.

It is an arithmetic number, because the mean of its divisors is an integer number (5180140878096).

Almost surely, 2^{40145937622559} is an apocalyptic number.

40145937622559 is a deficient number, since it is larger than the sum of its proper divisors (1295189402209).

40145937622559 is a wasteful number, since it uses less digits than its factorization.

40145937622559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4973665.

The product of its (nonzero) digits is 81648000, while the sum is 62.

The spelling of 40145937622559 in words is "forty trillion, one hundred forty-five billion, nine hundred thirty-seven million, six hundred twenty-two thousand, five hundred fifty-nine".