4006287396426 has 32 divisors (see below), whose sum is σ = 9344110550400. Its totient is φ = 1144653541248.

The previous prime is 4006287396409. The next prime is 4006287396451. The reversal of 4006287396426 is 6246937826004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973342791 + ... + 973346906.

It is an arithmetic number, because the mean of its divisors is an integer number (292003454700).

Almost surely, 2^{4006287396426} is an apocalyptic number.

4006287396426 is an abundant number, since it is smaller than the sum of its proper divisors (5337823153974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4006287396426 is a wasteful number, since it uses less digits than its factorization.

4006287396426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946689723 (or 1946689709 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 57.

The spelling of 4006287396426 in words is "four trillion, six billion, two hundred eighty-seven million, three hundred ninety-six thousand, four hundred twenty-six".