40133555266 has 16 divisors (see below), whose sum is σ = 69160596480. Its totient is φ = 17110041120.

The previous prime is 40133555261. The next prime is 40133555269. The reversal of 40133555266 is 66255533104.

It is a super-2 number, since 2×40133555266² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40133555261) 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, 7501731 + ... + 7507078.

It is an arithmetic number, because the mean of its divisors is an integer number (4322537280).

Almost surely, 2^40133555266 is an apocalyptic number.

40133555266 is a deficient number, since it is larger than the sum of its proper divisors (29027041214).

40133555266 is a wasteful number, since it uses less digits than its factorization.

40133555266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15009009.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 40133555266 in words is "forty billion, one hundred thirty-three million, five hundred fifty-five thousand, two hundred sixty-six".