40313020051155 has 128 divisors (see below), whose sum is σ = 68146724044800. Its totient is φ = 20321147033600.

The previous prime is 40313020051147. The next prime is 40313020051223. The reversal of 40313020051155 is 55115002031304.

It is not a de Polignac number, because 40313020051155 - 2³ = 40313020051147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3285756361 + ... + 3285768629.

It is an arithmetic number, because the mean of its divisors is an integer number (532396281600).

Almost surely, 2^{40313020051155} is an apocalyptic number.

40313020051155 is a deficient number, since it is larger than the sum of its proper divisors (27833703993645).

40313020051155 is a wasteful number, since it uses less digits than its factorization.

40313020051155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13125.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 40313020051155 its reverse (55115002031304), we get a palindrome (95428022082459).

The spelling of 40313020051155 in words is "forty trillion, three hundred thirteen billion, twenty million, fifty-one thousand, one hundred fifty-five".