406070942426 has 4 divisors (see below), whose sum is σ = 609106413642. Its totient is φ = 203035471212.

The previous prime is 406070942411. The next prime is 406070942443. The reversal of 406070942426 is 624249070604.

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., 347688301801 + 58382640625 = 589651^2 + 241625^2 .

It is a super-2 number, since 2×406070942426² (a number of 24 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, 101517735605 + ... + 101517735608.

Almost surely, 2^406070942426 is an apocalyptic number.

406070942426 is a deficient number, since it is larger than the sum of its proper divisors (203035471216).

406070942426 is a wasteful number, since it uses less digits than its factorization.

406070942426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203035471215.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 406070942426 in words is "four hundred six billion, seventy million, nine hundred forty-two thousand, four hundred twenty-six".