40131032002251 has 8 divisors (see below), whose sum is σ = 54414958647360. Its totient is φ = 26300563345992.

The previous prime is 40131032002247. The next prime is 40131032002267. The reversal of 40131032002251 is 15220023013104.

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

It is not a de Polignac number, because 40131032002251 - 2² = 40131032002247 is a prime.

It is a super-2 number, since 2×40131032002251² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40131032002751) 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, 113364497005 + ... + 113364497358.

It is an arithmetic number, because the mean of its divisors is an integer number (6801869830920).

Almost surely, 2^{40131032002251} is an apocalyptic number.

40131032002251 is a deficient number, since it is larger than the sum of its proper divisors (14283926645109).

40131032002251 is a wasteful number, since it uses less digits than its factorization.

40131032002251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226728994425.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 40131032002251 its reverse (15220023013104), we get a palindrome (55351055015355).

The spelling of 40131032002251 in words is "forty trillion, one hundred thirty-one billion, thirty-two million, two thousand, two hundred fifty-one".