2490331755 has 8 divisors (see below), whose sum is σ = 3984530832. Its totient is φ = 1328176928.

The previous prime is 2490331747. The next prime is 2490331757. The reversal of 2490331755 is 5571330942.

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 2490331755 - 2³ = 2490331747 is a prime.

It is a super-3 number, since 3×2490331755³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2490331757) 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, 83011044 + ... + 83011073.

It is an arithmetic number, because the mean of its divisors is an integer number (498066354).

Almost surely, 2^2490331755 is an apocalyptic number.

2490331755 is a deficient number, since it is larger than the sum of its proper divisors (1494199077).

2490331755 is a wasteful number, since it uses less digits than its factorization.

2490331755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166022125.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 2490331755 is about 49903.2238938528. The cubic root of 2490331755 is about 1355.4569710908.

The spelling of 2490331755 in words is "two billion, four hundred ninety million, three hundred thirty-one thousand, seven hundred fifty-five".