40005552154 has 32 divisors (see below), whose sum is σ = 63146952000. Its totient is φ = 18990432384.

The previous prime is 40005552127. The next prime is 40005552161. The reversal of 40005552154 is 45125550004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407292 + ... + 495880.

It is an arithmetic number, because the mean of its divisors is an integer number (1973342250).

Almost surely, 2^40005552154 is an apocalyptic number.

40005552154 is a deficient number, since it is larger than the sum of its proper divisors (23141399846).

40005552154 is a wasteful number, since it uses less digits than its factorization.

40005552154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88782.

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 40005552154 in words is "forty billion, five million, five hundred fifty-two thousand, one hundred fifty-four".