29234475425 has 24 divisors (see below), whose sum is σ = 38923794432. Its totient is φ = 21701792000.

The previous prime is 29234475421. The next prime is 29234475437. The reversal of 29234475425 is 52457443292.

It is not a de Polignac number, because 29234475425 - 2² = 29234475421 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 29234475425.

It is not an unprimeable number, because it can be changed into a prime (29234475421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 454241 + ... + 514590.

It is an arithmetic number, because the mean of its divisors is an integer number (1621824768).

Almost surely, 2^29234475425 is an apocalyptic number.

29234475425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29234475425 is a deficient number, since it is larger than the sum of its proper divisors (9689319007).

29234475425 is a wasteful number, since it uses less digits than its factorization.

29234475425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968929 (or 968924 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 47.

The spelling of 29234475425 in words is "twenty-nine billion, two hundred thirty-four million, four hundred seventy-five thousand, four hundred twenty-five".