403250340523431 has 16 divisors (see below), whose sum is σ = 538567040390400. Its totient is φ = 268383609307200.

The previous prime is 403250340523417. The next prime is 403250340523463. The reversal of 403250340523431 is 134325043052304.

It is not a de Polignac number, because 403250340523431 - 2⁹ = 403250340522919 is a prime.

It is a super-2 number, since 2×403250340523431² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 403250340523431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403250340523831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191555020 + ... + 193648718.

It is an arithmetic number, because the mean of its divisors is an integer number (33660440024400).

Almost surely, 2^{403250340523431} is an apocalyptic number.

403250340523431 is a deficient number, since it is larger than the sum of its proper divisors (135316699866969).

403250340523431 is a wasteful number, since it uses less digits than its factorization.

403250340523431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201126.

The product of its (nonzero) digits is 518400, while the sum is 39.

Adding to 403250340523431 its reverse (134325043052304), we get a palindrome (537575383575735).

The spelling of 403250340523431 in words is "four hundred three trillion, two hundred fifty billion, three hundred forty million, five hundred twenty-three thousand, four hundred thirty-one".