29457493874 has 4 divisors (see below), whose sum is σ = 44186240814. Its totient is φ = 14728746936.

The previous prime is 29457493861. The next prime is 29457493889. The reversal of 29457493874 is 47839475492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28830342025 + 627151849 = 169795^2 + 25043^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7364373467 + ... + 7364373470.

Almost surely, 2^29457493874 is an apocalyptic number.

29457493874 is a deficient number, since it is larger than the sum of its proper divisors (14728746940).

29457493874 is a wasteful number, since it uses less digits than its factorization.

29457493874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728746939.

The product of its digits is 60963840, while the sum is 62.

The spelling of 29457493874 in words is "twenty-nine billion, four hundred fifty-seven million, four hundred ninety-three thousand, eight hundred seventy-four".