29827765045 has 16 divisors (see below), whose sum is σ = 38617165440. Its totient is φ = 21986362944.

The previous prime is 29827765031. The next prime is 29827765063. The reversal of 29827765045 is 54056772892.

It is not a de Polignac number, because 29827765045 - 2¹³ = 29827756853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383905 + ... + 455014.

It is an arithmetic number, because the mean of its divisors is an integer number (2413572840).

Almost surely, 2^29827765045 is an apocalyptic number.

It is an amenable number.

29827765045 is a deficient number, since it is larger than the sum of its proper divisors (8789400395).

29827765045 is a wasteful number, since it uses less digits than its factorization.

29827765045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839484.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 29827765045 in words is "twenty-nine billion, eight hundred twenty-seven million, seven hundred sixty-five thousand, forty-five".