40000054555 has 8 divisors (see below), whose sum is σ = 48200904000. Its totient is φ = 31866151296.

The previous prime is 40000054553. The next prime is 40000054631. The reversal of 40000054555 is 55545000004.

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 40000054555 - 2¹ = 40000054553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40000054553) 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, 16735230 + ... + 16737619.

It is an arithmetic number, because the mean of its divisors is an integer number (6025113000).

Almost surely, 2^40000054555 is an apocalyptic number.

40000054555 is a deficient number, since it is larger than the sum of its proper divisors (8200849445).

40000054555 is a wasteful number, since it uses less digits than its factorization.

40000054555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33473093.

The product of its (nonzero) digits is 10000, while the sum is 28.

Adding to 40000054555 its reverse (55545000004), we get a palindrome (95545054559).

The spelling of 40000054555 in words is "forty billion, fifty-four thousand, five hundred fifty-five".