2635517852 has 24 divisors (see below), whose sum is σ = 5040427392. Its totient is φ = 1195823600.

The previous prime is 2635517849. The next prime is 2635517887. The reversal of 2635517852 is 2587155362.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28424 + ... + 77967.

It is an arithmetic number, because the mean of its divisors is an integer number (210017808).

Almost surely, 2^2635517852 is an apocalyptic number.

2635517852 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2635517852 is a deficient number, since it is larger than the sum of its proper divisors (2404909540).

2635517852 is a wasteful number, since it uses less digits than its factorization.

2635517852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106969 (or 106967 counting only the distinct ones).

The product of its digits is 504000, while the sum is 44.

The square root of 2635517852 is about 51337.2949423711. The cubic root of 2635517852 is about 1381.3020428457.

The spelling of 2635517852 in words is "two billion, six hundred thirty-five million, five hundred seventeen thousand, eight hundred fifty-two".