402431201444030 has 64 divisors (see below), whose sum is σ = 798177481133760. Its totient is φ = 144867046272000.

The previous prime is 402431201444017. The next prime is 402431201444033. The reversal of 402431201444030 is 30444102134204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402431201444033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68239466 + ... + 73901874.

It is an arithmetic number, because the mean of its divisors is an integer number (12471523142715).

Almost surely, 2^{402431201444030} is an apocalyptic number.

402431201444030 is a deficient number, since it is larger than the sum of its proper divisors (395746279689730).

402431201444030 is a wasteful number, since it uses less digits than its factorization.

402431201444030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668925.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 402431201444030 its reverse (30444102134204), we get a palindrome (432875303578234).

The spelling of 402431201444030 in words is "four hundred two trillion, four hundred thirty-one billion, two hundred one million, four hundred forty-four thousand, thirty".