40153251454 has 16 divisors (see below), whose sum is σ = 61427032992. Its totient is φ = 19678323808.

The previous prime is 40153251449. The next prime is 40153251511. The reversal of 40153251454 is 45415235104.

It is a super-2 number, since 2×40153251454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79594 + ... + 294349.

It is an arithmetic number, because the mean of its divisors is an integer number (3839189562).

Almost surely, 2^40153251454 is an apocalyptic number.

40153251454 is a deficient number, since it is larger than the sum of its proper divisors (21273781538).

40153251454 is a wasteful number, since it uses less digits than its factorization.

40153251454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375011.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 40153251454 its reverse (45415235104), we get a palindrome (85568486558).

The spelling of 40153251454 in words is "forty billion, one hundred fifty-three million, two hundred fifty-one thousand, four hundred fifty-four".