40042035154143 has 48 divisors (see below), whose sum is σ = 64849460622336. Its totient is φ = 23600277529920.

The previous prime is 40042035154141. The next prime is 40042035154243. The reversal of 40042035154143 is 34145153024004.

40042035154143 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 20 + 3 + 51 + 541 + 43 = 666.

It is not a de Polignac number, because 40042035154143 - 2¹ = 40042035154141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40042035154098 and 40042035154107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40042035154141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26675971 + ... + 28137012.

It is an arithmetic number, because the mean of its divisors is an integer number (1351030429632).

Almost surely, 2^{40042035154143} is an apocalyptic number.

40042035154143 is a deficient number, since it is larger than the sum of its proper divisors (24807425468193).

40042035154143 is a wasteful number, since it uses less digits than its factorization.

40042035154143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54813204 (or 54813201 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 40042035154143 its reverse (34145153024004), we get a palindrome (74187188178147).

The spelling of 40042035154143 in words is "forty trillion, forty-two billion, thirty-five million, one hundred fifty-four thousand, one hundred forty-three".