40351024220642 has 64 divisors (see below), whose sum is σ = 63338244278400. Its totient is φ = 19255743843840.

The previous prime is 40351024220581. The next prime is 40351024220657. The reversal of 40351024220642 is 24602242015304.

40351024220642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2256633542 + ... + 2256651422.

It is an arithmetic number, because the mean of its divisors is an integer number (989660066850).

Almost surely, 2^{40351024220642} is an apocalyptic number.

40351024220642 is a deficient number, since it is larger than the sum of its proper divisors (22987220057758).

40351024220642 is a wasteful number, since it uses less digits than its factorization.

40351024220642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19251.

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

Adding to 40351024220642 its reverse (24602242015304), we get a palindrome (64953266235946).

The spelling of 40351024220642 in words is "forty trillion, three hundred fifty-one billion, twenty-four million, two hundred twenty thousand, six hundred forty-two".