2686513954 has 16 divisors (see below), whose sum is σ = 4080767040. Its totient is φ = 1326277840.

The previous prime is 2686513939. The next prime is 2686513969. The reversal of 2686513954 is 4593156862.

It is an interprime number because it is at equal distance from previous prime (2686513939) and next prime (2686513969).

It is a junction number, because it is equal to n+sod(n) for n = 2686513898 and 2686513907.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351627 + ... + 359185.

It is an arithmetic number, because the mean of its divisors is an integer number (255047940).

Almost surely, 2^2686513954 is an apocalyptic number.

2686513954 is a deficient number, since it is larger than the sum of its proper divisors (1394253086).

2686513954 is a wasteful number, since it uses less digits than its factorization.

2686513954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9785.

The product of its digits is 1555200, while the sum is 49.

The square root of 2686513954 is about 51831.5922387109. The cubic root of 2686513954 is about 1390.1543837633.

The spelling of 2686513954 in words is "two billion, six hundred eighty-six million, five hundred thirteen thousand, nine hundred fifty-four".