40252726599 has 12 divisors (see below), whose sum is σ = 57013090344. Its totient is φ = 25256612224.

The previous prime is 40252726559. The next prime is 40252726607. The reversal of 40252726599 is 99562725204.

It is not a de Polignac number, because 40252726599 - 2²⁰ = 40251678023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40252726559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23212932 + ... + 23214665.

It is an arithmetic number, because the mean of its divisors is an integer number (4751090862).

Almost surely, 2^40252726599 is an apocalyptic number.

40252726599 is a deficient number, since it is larger than the sum of its proper divisors (16760363745).

40252726599 is a wasteful number, since it uses less digits than its factorization.

40252726599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46427634 (or 46427617 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 40252726599 in words is "forty billion, two hundred fifty-two million, seven hundred twenty-six thousand, five hundred ninety-nine".