11451708490 has 8 divisors (see below), whose sum is σ = 20613075300. Its totient is φ = 4580683392.

The previous prime is 11451708439. The next prime is 11451708493. The reversal of 11451708490 is 9480715411.

It can be written as a sum of positive squares in 2 ways, for example, as 11365905321 + 85803169 = 106611^2 + 9263^2 .

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

It is a super-2 number, since 2×11451708490² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11451708493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572585415 + ... + 572585434.

Almost surely, 2^11451708490 is an apocalyptic number.

11451708490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11451708490 is a deficient number, since it is larger than the sum of its proper divisors (9161366810).

11451708490 is a wasteful number, since it uses less digits than its factorization.

11451708490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145170856.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 11451708490 in words is "eleven billion, four hundred fifty-one million, seven hundred eight thousand, four hundred ninety".