40356244142 has 16 divisors (see below), whose sum is σ = 61817990400. Its totient is φ = 19753109880.

The previous prime is 40356244141. The next prime is 40356244177. The reversal of 40356244142 is 24144265304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40356244141) 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, 687284 + ... + 743687.

It is an arithmetic number, because the mean of its divisors is an integer number (3863624400).

Almost surely, 2^40356244142 is an apocalyptic number.

40356244142 is a deficient number, since it is larger than the sum of its proper divisors (21461746258).

40356244142 is a wasteful number, since it uses less digits than its factorization.

40356244142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431271.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 40356244142 in words is "forty billion, three hundred fifty-six million, two hundred forty-four thousand, one hundred forty-two".