40026420522601 has 4 divisors (see below), whose sum is σ = 40533084073600. Its totient is φ = 39519756971604.

The previous prime is 40026420522589. The next prime is 40026420522659. The reversal of 40026420522601 is 10622502462004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40026420522601 - 2²³ = 40026412133993 is a prime.

It is a super-2 number, since 2×40026420522601² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40026420520601) 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, 253331775381 + ... + 253331775538.

It is an arithmetic number, because the mean of its divisors is an integer number (10133271018400).

Almost surely, 2^{40026420522601} is an apocalyptic number.

It is an amenable number.

40026420522601 is a deficient number, since it is larger than the sum of its proper divisors (506663550999).

40026420522601 is an equidigital number, since it uses as much as digits as its factorization.

40026420522601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506663550998.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 40026420522601 its reverse (10622502462004), we get a palindrome (50648922984605).

The spelling of 40026420522601 in words is "forty trillion, twenty-six billion, four hundred twenty million, five hundred twenty-two thousand, six hundred one".