40313233442 has 8 divisors (see below), whose sum is σ = 62555017500. Its totient is φ = 19461560944.

The previous prime is 40313233439. The next prime is 40313233469. The reversal of 40313233442 is 24433231304.

It can be written as a sum of positive squares in 2 ways, for example, as 39525813721 + 787419721 = 198811^2 + 28061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347527817 + ... + 347527932.

Almost surely, 2^40313233442 is an apocalyptic number.

40313233442 is a deficient number, since it is larger than the sum of its proper divisors (22241784058).

40313233442 is a wasteful number, since it uses less digits than its factorization.

40313233442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695055780.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 40313233442 its reverse (24433231304), we get a palindrome (64746464746).

The spelling of 40313233442 in words is "forty billion, three hundred thirteen million, two hundred thirty-three thousand, four hundred forty-two".