440150139 has 64 divisors (see below), whose sum is σ = 792691200. Its totient is φ = 237686400.

The previous prime is 440150131. The next prime is 440150147. The reversal of 440150139 is 931051044.

It is an interprime number because it is at equal distance from previous prime (440150131) and next prime (440150147).

It is not a de Polignac number, because 440150139 - 2³ = 440150131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (440150131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 110004 + ... + 113934.

It is an arithmetic number, because the mean of its divisors is an integer number (12385800).

Almost surely, 2^440150139 is an apocalyptic number.

440150139 is a deficient number, since it is larger than the sum of its proper divisors (352541061).

440150139 is a wasteful number, since it uses less digits than its factorization.

440150139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3993 (or 3987 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 440150139 is about 20979.7554561534. The cubic root of 440150139 is about 760.6769931445.

The spelling of 440150139 in words is "four hundred forty million, one hundred fifty thousand, one hundred thirty-nine".