34431897478 has 16 divisors (see below), whose sum is σ = 59657405904. Its totient is φ = 14730223360.

The previous prime is 34431897473. The next prime is 34431897491. The reversal of 34431897478 is 87479813443.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34431897473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46031575 + ... + 46032322.

It is an arithmetic number, because the mean of its divisors is an integer number (3728587869).

Almost surely, 2^34431897478 is an apocalyptic number.

34431897478 is a deficient number, since it is larger than the sum of its proper divisors (25225508426).

34431897478 is a wasteful number, since it uses less digits than its factorization.

34431897478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92063927.

The product of its digits is 16257024, while the sum is 58.

The spelling of 34431897478 in words is "thirty-four billion, four hundred thirty-one million, eight hundred ninety-seven thousand, four hundred seventy-eight".