40355970042 has 16 divisors (see below), whose sum is σ = 80718275520. Its totient is φ = 13450934112.

The previous prime is 40355970023. The next prime is 40355970049. The reversal of 40355970042 is 24007955304.

It is not an unprimeable number, because it can be changed into a prime (40355970049) 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, 179067 + ... + 335822.

It is an arithmetic number, because the mean of its divisors is an integer number (5044892220).

Almost surely, 2^40355970042 is an apocalyptic number.

40355970042 is an abundant number, since it is smaller than the sum of its proper divisors (40362305478).

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

40355970042 is a wasteful number, since it uses less digits than its factorization.

40355970042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527957.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 40355970042 in words is "forty billion, three hundred fifty-five million, nine hundred seventy thousand, forty-two".