490040161129 has 4 divisors (see below), whose sum is σ = 500466547584. Its totient is φ = 479613774676.

The previous prime is 490040161111. The next prime is 490040161133. The reversal of 490040161129 is 921161040094.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 490040161129 - 2⁵ = 490040161097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490040165129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5213193157 + ... + 5213193250.

It is an arithmetic number, because the mean of its divisors is an integer number (125116636896).

Almost surely, 2^490040161129 is an apocalyptic number.

It is an amenable number.

490040161129 is a deficient number, since it is larger than the sum of its proper divisors (10426386455).

490040161129 is a wasteful number, since it uses less digits than its factorization.

490040161129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10426386454.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 490040161129 in words is "four hundred ninety billion, forty million, one hundred sixty-one thousand, one hundred twenty-nine".