29899045872004 has 81 divisors (see below), whose sum is σ = 53757663458821. Its totient is φ = 14550572042080.

The previous prime is 29899045872001. The next prime is 29899045872019. The reversal of 29899045872004 is 40027854099892.

The square root of 29899045872004 is 5468002.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3502879073604 + 26396166798400 = 1871598^2 + 5137720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29899045872001) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 96138411009 + ... + 96138411319.

Almost surely, 2^{29899045872004} is an apocalyptic number.

29899045872004 is the 5468002-nd square number.

It is an amenable number.

29899045872004 is a deficient number, since it is larger than the sum of its proper divisors (23858617586817).

29899045872004 is an frugal number, since it uses more digits than its factorization.

29899045872004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 67.

The spelling of 29899045872004 in words is "twenty-nine trillion, eight hundred ninety-nine billion, forty-five million, eight hundred seventy-two thousand, four".