2490042029023 has 4 divisors (see below), whose sum is σ = 2490063115320. Its totient is φ = 2490020942728.

The previous prime is 2490042029017. The next prime is 2490042029063. The reversal of 2490042029023 is 3209202400942.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2490042029023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2490042029063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10365013 + ... + 10602526.

It is an arithmetic number, because the mean of its divisors is an integer number (622515778830).

Almost surely, 2^{2490042029023} is an apocalyptic number.

2490042029023 is a deficient number, since it is larger than the sum of its proper divisors (21086297).

2490042029023 is a wasteful number, since it uses less digits than its factorization.

2490042029023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21086296.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 2490042029023 its reverse (3209202400942), we get a palindrome (5699244429965).

The spelling of 2490042029023 in words is "two trillion, four hundred ninety billion, forty-two million, twenty-nine thousand, twenty-three".