29945136632 has 16 divisors (see below), whose sum is σ = 56148992640. Its totient is φ = 14972071936.

The previous prime is 29945136563. The next prime is 29945136673. The reversal of 29945136632 is 23663154992.

It is a happy number.

It is a super-2 number, since 2×29945136632² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377513 + ... + 449895.

It is an arithmetic number, because the mean of its divisors is an integer number (3509312040).

Almost surely, 2^29945136632 is an apocalyptic number.

It is an amenable number.

29945136632 is a deficient number, since it is larger than the sum of its proper divisors (26203856008).

29945136632 is a wasteful number, since it uses less digits than its factorization.

29945136632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124102 (or 124098 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 50.

The spelling of 29945136632 in words is "twenty-nine billion, nine hundred forty-five million, one hundred thirty-six thousand, six hundred thirty-two".