40111506455 has 16 divisors (see below), whose sum is σ = 49953758400. Its totient is φ = 30883023360.

The previous prime is 40111506431. The next prime is 40111506497. The reversal of 40111506455 is 55460511104.

It is not a de Polignac number, because 40111506455 - 2¹⁸ = 40111244311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399650 + ... + 489839.

It is an arithmetic number, because the mean of its divisors is an integer number (3122109900).

Almost surely, 2^40111506455 is an apocalyptic number.

40111506455 is a deficient number, since it is larger than the sum of its proper divisors (9842251945).

40111506455 is a wasteful number, since it uses less digits than its factorization.

40111506455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889834.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 40111506455 in words is "forty billion, one hundred eleven million, five hundred six thousand, four hundred fifty-five".