2490355441965 has 64 divisors (see below), whose sum is σ = 4261107916800. Its totient is φ = 1239221894400.

The previous prime is 2490355441963. The next prime is 2490355442017. The reversal of 2490355441965 is 5691445530942.

It is not a de Polignac number, because 2490355441965 - 2¹ = 2490355441963 is a prime.

It is a super-2 number, since 2×2490355441965² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490355441963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9184506 + ... + 9451764.

It is an arithmetic number, because the mean of its divisors is an integer number (66579811200).

Almost surely, 2^{2490355441965} is an apocalyptic number.

It is an amenable number.

2490355441965 is a deficient number, since it is larger than the sum of its proper divisors (1770752474835).

2490355441965 is a wasteful number, since it uses less digits than its factorization.

2490355441965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268018.

The product of its (nonzero) digits is 23328000, while the sum is 57.

The spelling of 2490355441965 in words is "two trillion, four hundred ninety billion, three hundred fifty-five million, four hundred forty-one thousand, nine hundred sixty-five".