29613613468 has 24 divisors (see below), whose sum is σ = 52728726960. Its totient is φ = 14548515840.

The previous prime is 29613613459. The next prime is 29613613511. The reversal of 29613613468 is 86431631692.

It is a happy number.

It is a super-2 number, since 2×29613613468² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453948 + ... + 515068.

It is an arithmetic number, because the mean of its divisors is an integer number (2197030290).

Almost surely, 2^29613613468 is an apocalyptic number.

It is an amenable number.

29613613468 is a deficient number, since it is larger than the sum of its proper divisors (23115113492).

29613613468 is a wasteful number, since it uses less digits than its factorization.

29613613468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63237 (or 63235 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

The spelling of 29613613468 in words is "twenty-nine billion, six hundred thirteen million, six hundred thirteen thousand, four hundred sixty-eight".