2511406490 has 8 divisors (see below), whose sum is σ = 4520531700. Its totient is φ = 1004562592.

The previous prime is 2511406477. The next prime is 2511406531. The reversal of 2511406490 is 946041152.

It can be written as a sum of positive squares in 2 ways, for example, as 2469195481 + 42211009 = 49691^2 + 6497^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125570315 + ... + 125570334.

Almost surely, 2^2511406490 is an apocalyptic number.

2511406490 is a deficient number, since it is larger than the sum of its proper divisors (2009125210).

2511406490 is a wasteful number, since it uses less digits than its factorization.

2511406490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251140656.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2511406490 is about 50113.9350879573. The cubic root of 2511406490 is about 1359.2698087908.

The spelling of 2511406490 in words is "two billion, five hundred eleven million, four hundred six thousand, four hundred ninety".