2634461986 has 16 divisors (see below), whose sum is σ = 4479652800. Its totient is φ = 1151910288.

The previous prime is 2634461983. The next prime is 2634461989. The reversal of 2634461986 is 6891644362.

It is an interprime number because it is at equal distance from previous prime (2634461983) and next prime (2634461989).

It is not an unprimeable number, because it can be changed into a prime (2634461983) 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, 2665966 + ... + 2666953.

It is an arithmetic number, because the mean of its divisors is an integer number (279978300).

Almost surely, 2^2634461986 is an apocalyptic number.

2634461986 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2634461986 is a deficient number, since it is larger than the sum of its proper divisors (1845190814).

2634461986 is a wasteful number, since it uses less digits than its factorization.

2634461986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5332953.

The product of its digits is 1492992, while the sum is 49.

The square root of 2634461986 is about 51327.0102967239. The cubic root of 2634461986 is about 1381.1175547923.

The spelling of 2634461986 in words is "two billion, six hundred thirty-four million, four hundred sixty-one thousand, nine hundred eighty-six".