2490009165782 has 4 divisors (see below), whose sum is σ = 3735013748676. Its totient is φ = 1245004582890.

The previous prime is 2490009165781. The next prime is 2490009165821. The reversal of 2490009165782 is 2875619000942.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×2490009165782³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490009165781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622502291444 + ... + 622502291447.

It is an arithmetic number, because the mean of its divisors is an integer number (933753437169).

Almost surely, 2^{2490009165782} is an apocalyptic number.

2490009165782 is a deficient number, since it is larger than the sum of its proper divisors (1245004582894).

2490009165782 is a wasteful number, since it uses less digits than its factorization.

2490009165782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245004582893.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The spelling of 2490009165782 in words is "two trillion, four hundred ninety billion, nine million, one hundred sixty-five thousand, seven hundred eighty-two".