40454057723 has 8 divisors (see below), whose sum is σ = 40566193200. Its totient is φ = 40341964768.

The previous prime is 40454057663. The next prime is 40454057747. The reversal of 40454057723 is 32775045404.

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

It is a cyclic number.

It is not a de Polignac number, because 40454057723 - 2¹⁴ = 40454041339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40454057023) 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, 3190865 + ... + 3203517.

It is an arithmetic number, because the mean of its divisors is an integer number (5070774150).

Almost surely, 2^40454057723 is an apocalyptic number.

40454057723 is a deficient number, since it is larger than the sum of its proper divisors (112135477).

40454057723 is a wasteful number, since it uses less digits than its factorization.

40454057723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21261.

The product of its (nonzero) digits is 470400, while the sum is 41.

The spelling of 40454057723 in words is "forty billion, four hundred fifty-four million, fifty-seven thousand, seven hundred twenty-three".