403374434377 has 4 divisors (see below), whose sum is σ = 403377135616. Its totient is φ = 403371733140.

The previous prime is 403374434327. The next prime is 403374434413. The reversal of 403374434377 is 773434473304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 403374434377 - 2³⁵ = 369014696009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403374434377.

It is not an unprimeable number, because it can be changed into a prime (403374434327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112649 + ... + 1429942.

It is an arithmetic number, because the mean of its divisors is an integer number (100844283904).

Almost surely, 2^403374434377 is an apocalyptic number.

It is an amenable number.

403374434377 is a deficient number, since it is larger than the sum of its proper divisors (2701239).

403374434377 is a wasteful number, since it uses less digits than its factorization.

403374434377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701238.

The product of its (nonzero) digits is 7112448, while the sum is 49.

The spelling of 403374434377 in words is "four hundred three billion, three hundred seventy-four million, four hundred thirty-four thousand, three hundred seventy-seven".