449879129634 has 64 divisors (see below), whose sum is σ = 1024373081088. Its totient is φ = 130381627200.

The previous prime is 449879129561. The next prime is 449879129641. The reversal of 449879129634 is 436921978944.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14090829 + ... + 14122719.

It is an arithmetic number, because the mean of its divisors is an integer number (16005829392).

Almost surely, 2^449879129634 is an apocalyptic number.

449879129634 is an abundant number, since it is smaller than the sum of its proper divisors (574493951454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449879129634 is a wasteful number, since it uses less digits than its factorization.

449879129634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41223.

The product of its digits is 94058496, while the sum is 66.

The spelling of 449879129634 in words is "four hundred forty-nine billion, eight hundred seventy-nine million, one hundred twenty-nine thousand, six hundred thirty-four".