2690463515 has 8 divisors (see below), whose sum is σ = 3259902048. Its totient is φ = 2131473600.

The previous prime is 2690463511. The next prime is 2690463623. The reversal of 2690463515 is 5153640962.

2690463515 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 2690463515 - 2² = 2690463511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2690463511) 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, 2611586 + ... + 2612615.

It is an arithmetic number, because the mean of its divisors is an integer number (407487756).

Almost surely, 2^2690463515 is an apocalyptic number.

2690463515 is a deficient number, since it is larger than the sum of its proper divisors (569438533).

2690463515 is a wasteful number, since it uses less digits than its factorization.

2690463515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224309.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 2690463515 is about 51869.6781848509. The cubic root of 2690463515 is about 1390.8352923335.

The spelling of 2690463515 in words is "two billion, six hundred ninety million, four hundred sixty-three thousand, five hundred fifteen".