40012160254242 has 16 divisors (see below), whose sum is σ = 87299258736672. Its totient is φ = 12124897046720.

The previous prime is 40012160254229. The next prime is 40012160254277. The reversal of 40012160254242 is 24245206121004.

It is a super-2 number, since 2×40012160254242² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303122426103 + ... + 303122426234.

It is an arithmetic number, because the mean of its divisors is an integer number (5456203671042).

Almost surely, 2^{40012160254242} is an apocalyptic number.

40012160254242 is an abundant number, since it is smaller than the sum of its proper divisors (47287098482430).

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

40012160254242 is a wasteful number, since it uses less digits than its factorization.

40012160254242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606244852353.

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 40012160254242 its reverse (24245206121004), we get a palindrome (64257366375246).

The spelling of 40012160254242 in words is "forty trillion, twelve billion, one hundred sixty million, two hundred fifty-four thousand, two hundred forty-two".