499890225151 has 8 divisors (see below), whose sum is σ = 512316967680. Its totient is φ = 487615958232.

The previous prime is 499890225073. The next prime is 499890225157. The reversal of 499890225151 is 151522098994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 499890225151 - 2³⁵ = 465530486783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499890225092 and 499890225101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499890225157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38112265 + ... + 38125378.

It is an arithmetic number, because the mean of its divisors is an integer number (64039620960).

Almost surely, 2^499890225151 is an apocalyptic number.

499890225151 is the 447165-th centered pentagonal number.

499890225151 is a deficient number, since it is larger than the sum of its proper divisors (12426742529).

499890225151 is an equidigital number, since it uses as much as digits as its factorization.

499890225151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76237805.

The product of its (nonzero) digits is 2332800, while the sum is 55.

The spelling of 499890225151 in words is "four hundred ninety-nine billion, eight hundred ninety million, two hundred twenty-five thousand, one hundred fifty-one".