40726133855 has 32 divisors (see below), whose sum is σ = 53686499328. Its totient is φ = 29412544000.

The previous prime is 40726133821. The next prime is 40726133857. The reversal of 40726133855 is 55833162704.

It is not a de Polignac number, because 40726133855 - 2³² = 36431166559 is a prime.

It is a super-2 number, since 2×40726133855² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40726133857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14538455 + ... + 14541255.

It is an arithmetic number, because the mean of its divisors is an integer number (1677703104).

Almost surely, 2^40726133855 is an apocalyptic number.

40726133855 is a deficient number, since it is larger than the sum of its proper divisors (12960365473).

40726133855 is a wasteful number, since it uses less digits than its factorization.

40726133855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4567.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 40726133855 in words is "forty billion, seven hundred twenty-six million, one hundred thirty-three thousand, eight hundred fifty-five".