40526165401 has 8 divisors (see below), whose sum is σ = 40813907904. Its totient is φ = 40239381360.

The previous prime is 40526165369. The next prime is 40526165413. The reversal of 40526165401 is 10456162504.

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

It is a cyclic number.

It is not a de Polignac number, because 40526165401 - 2⁵ = 40526165369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40526162401) 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 7 ways as a sum of consecutive naturals, for example, 154645 + ... + 323986.

It is an arithmetic number, because the mean of its divisors is an integer number (5101738488).

Almost surely, 2^40526165401 is an apocalyptic number.

It is an amenable number.

40526165401 is a deficient number, since it is larger than the sum of its proper divisors (287742503).

40526165401 is a wasteful number, since it uses less digits than its factorization.

40526165401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479231.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 40526165401 in words is "forty billion, five hundred twenty-six million, one hundred sixty-five thousand, four hundred one".