29283870545 has 32 divisors (see below), whose sum is σ = 36321384960. Its totient is φ = 22651202560.

The previous prime is 29283870541. The next prime is 29283870563. The reversal of 29283870545 is 54507838292.

It is not a de Polignac number, because 29283870545 - 2² = 29283870541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29283870541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11120549 + ... + 11123181.

It is an arithmetic number, because the mean of its divisors is an integer number (1135043280).

Almost surely, 2^29283870545 is an apocalyptic number.

It is an amenable number.

29283870545 is a deficient number, since it is larger than the sum of its proper divisors (7037514415).

29283870545 is a wasteful number, since it uses less digits than its factorization.

29283870545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 29283870545 in words is "twenty-nine billion, two hundred eighty-three million, eight hundred seventy thousand, five hundred forty-five".