40350442802 has 8 divisors (see below), whose sum is σ = 60637543212. Its totient is φ = 20137928400.

The previous prime is 40350442801. The next prime is 40350442829. The reversal of 40350442802 is 20824405304.

It can be written as a sum of positive squares in 2 ways, for example, as 38231589841 + 2118852961 = 195529^2 + 46031^2 .

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

It is a super-2 number, since 2×40350442802² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40350442801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18645149 + ... + 18647312.

Almost surely, 2^40350442802 is an apocalyptic number.

40350442802 is a deficient number, since it is larger than the sum of its proper divisors (20287100410).

40350442802 is a wasteful number, since it uses less digits than its factorization.

40350442802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37293004.

The product of its (nonzero) digits is 30720, while the sum is 32.

The spelling of 40350442802 in words is "forty billion, three hundred fifty million, four hundred forty-two thousand, eight hundred two".