29485739956 has 6 divisors (see below), whose sum is σ = 51600044930. Its totient is φ = 14742869976.

The previous prime is 29485739953. The next prime is 29485739999. The reversal of 29485739956 is 65993758492.

It can be written as a sum of positive squares in only one way, i.e., 15897175056 + 13588564900 = 126084^2 + 116570^2 .

It is a junction number, because it is equal to n+sod(n) for n = 29485739891 and 29485739900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29485739953) by changing a digit.

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, 3685717491 + ... + 3685717498.

Almost surely, 2^29485739956 is an apocalyptic number.

It is an amenable number.

29485739956 is a deficient number, since it is larger than the sum of its proper divisors (22114304974).

29485739956 is a wasteful number, since it uses less digits than its factorization.

29485739956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7371434993 (or 7371434991 counting only the distinct ones).

The product of its digits is 146966400, while the sum is 67.

The spelling of 29485739956 in words is "twenty-nine billion, four hundred eighty-five million, seven hundred thirty-nine thousand, nine hundred fifty-six".