42206145362 has 4 divisors (see below), whose sum is σ = 63309218046. Its totient is φ = 21103072680.

The previous prime is 42206145323. The next prime is 42206145383. The reversal of 42206145362 is 26354160224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24551442721 + 17654702641 = 156689^2 + 132871^2 .

It is a super-2 number, since 2×42206145362² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10551536339 + ... + 10551536342.

Almost surely, 2^42206145362 is an apocalyptic number.

42206145362 is a deficient number, since it is larger than the sum of its proper divisors (21103072684).

42206145362 is a wasteful number, since it uses less digits than its factorization.

42206145362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21103072683.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 42206145362 in words is "forty-two billion, two hundred six million, one hundred forty-five thousand, three hundred sixty-two".