445231462402 has 8 divisors (see below), whose sum is σ = 667856688912. Its totient is φ = 222612566100.

The previous prime is 445231462349. The next prime is 445231462411. The reversal of 445231462402 is 204264132544.

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

It is a super-2 number, since 2×445231462402² (a number of 24 digits) contains 22 as substring.

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, 1402624 + ... + 1690507.

It is an arithmetic number, because the mean of its divisors is an integer number (83482086114).

Almost surely, 2^445231462402 is an apocalyptic number.

445231462402 is a deficient number, since it is larger than the sum of its proper divisors (222625226510).

445231462402 is a wasteful number, since it uses less digits than its factorization.

445231462402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165104.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 445231462402 its reverse (204264132544), we get a palindrome (649495594946).

The spelling of 445231462402 in words is "four hundred forty-five billion, two hundred thirty-one million, four hundred sixty-two thousand, four hundred two".