2517630081 has 8 divisors (see below), whose sum is σ = 3358927680. Its totient is φ = 1677376272.

The previous prime is 2517630061. The next prime is 2517630107. The reversal of 2517630081 is 1800367152.

2517630081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2517630081 - 2¹¹ = 2517628033 is a prime.

It is a super-2 number, since 2×2517630081² = 12676922449512133122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2517630061) 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, 255301 + ... + 264978.

It is an arithmetic number, because the mean of its divisors is an integer number (419865960).

Almost surely, 2^2517630081 is an apocalyptic number.

It is an amenable number.

2517630081 is a deficient number, since it is larger than the sum of its proper divisors (841297599).

2517630081 is a wasteful number, since it uses less digits than its factorization.

2517630081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521895.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2517630081 is about 50175.9910813927. The cubic root of 2517630081 is about 1360.3916981971.

The spelling of 2517630081 in words is "two billion, five hundred seventeen million, six hundred thirty thousand, eighty-one".