40124234554 has 4 divisors (see below), whose sum is σ = 60186351834. Its totient is φ = 20062117276.

The previous prime is 40124234509. The next prime is 40124234603. The reversal of 40124234554 is 45543242104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39380418025 + 743816529 = 198445^2 + 27273^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031058637 + ... + 10031058640.

Almost surely, 2^40124234554 is an apocalyptic number.

40124234554 is a deficient number, since it is larger than the sum of its proper divisors (20062117280).

40124234554 is a wasteful number, since it uses less digits than its factorization.

40124234554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20062117279.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 40124234554 its reverse (45543242104), we get a palindrome (85667476658).

The spelling of 40124234554 in words is "forty billion, one hundred twenty-four million, two hundred thirty-four thousand, five hundred fifty-four".