40005154254 has 32 divisors (see below), whose sum is σ = 86172557184. Its totient is φ = 12308191200.

The previous prime is 40005154249. The next prime is 40005154289. The reversal of 40005154254 is 45245150004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1754829 + ... + 1777479.

It is an arithmetic number, because the mean of its divisors is an integer number (2692892412).

Almost surely, 2^40005154254 is an apocalyptic number.

40005154254 is an abundant number, since it is smaller than the sum of its proper divisors (46167402930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40005154254 is a wasteful number, since it uses less digits than its factorization.

40005154254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45312.

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 40005154254 in words is "forty billion, five million, one hundred fifty-four thousand, two hundred fifty-four".