40169801455 has 16 divisors (see below), whose sum is σ = 56433674304. Its totient is φ = 26873176320.

The previous prime is 40169801431. The next prime is 40169801459. The reversal of 40169801455 is 55410896104.

It is not a de Polignac number, because 40169801455 - 2²⁷ = 40035583727 is a prime.

It is a super-2 number, since 2×40169801455² (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 (40169801459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13995012 + ... + 13997881.

It is an arithmetic number, because the mean of its divisors is an integer number (3527104644).

Almost surely, 2^40169801455 is an apocalyptic number.

40169801455 is a deficient number, since it is larger than the sum of its proper divisors (16263872849).

40169801455 is a wasteful number, since it uses less digits than its factorization.

40169801455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27992946.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 40169801455 in words is "forty billion, one hundred sixty-nine million, eight hundred one thousand, four hundred fifty-five".