40427515754 has 8 divisors (see below), whose sum is σ = 64208407428. Its totient is φ = 19024713280.

The previous prime is 40427515727. The next prime is 40427515763. The reversal of 40427515754 is 45751572404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40378893025 + 48622729 = 200945^2 + 6973^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594522257 + ... + 594522324.

Almost surely, 2^40427515754 is an apocalyptic number.

40427515754 is a deficient number, since it is larger than the sum of its proper divisors (23780891674).

40427515754 is a wasteful number, since it uses less digits than its factorization.

40427515754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189044600.

The product of its (nonzero) digits is 784000, while the sum is 44.

The spelling of 40427515754 in words is "forty billion, four hundred twenty-seven million, five hundred fifteen thousand, seven hundred fifty-four".