40000624454 has 32 divisors (see below), whose sum is σ = 69228656640. Its totient is φ = 16979209632.

The previous prime is 40000624441. The next prime is 40000624459. The reversal of 40000624454 is 45442600004.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40000624459) 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, 7540367 + ... + 7545669.

It is an arithmetic number, because the mean of its divisors is an integer number (2163395520).

Almost surely, 2^40000624454 is an apocalyptic number.

40000624454 is a deficient number, since it is larger than the sum of its proper divisors (29228032186).

40000624454 is a wasteful number, since it uses less digits than its factorization.

40000624454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10364.

The product of its (nonzero) digits is 15360, while the sum is 29.

The spelling of 40000624454 in words is "forty billion, six hundred twenty-four thousand, four hundred fifty-four".