5402653986 has 8 divisors (see below), whose sum is σ = 10805307984. Its totient is φ = 1800884660.

The previous prime is 5402653981. The next prime is 5402653987. The reversal of 5402653986 is 6893562045.

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

5402653986 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5402653981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450221160 + ... + 450221171.

It is an arithmetic number, because the mean of its divisors is an integer number (1350663498).

Almost surely, 2^5402653986 is an apocalyptic number.

5402653986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5402653986 is a wasteful number, since it uses less digits than its factorization.

5402653986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900442336.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 5402653986 is about 73502.7481527051. The cubic root of 5402653986 is about 1754.6980144517.

The spelling of 5402653986 in words is "five billion, four hundred two million, six hundred fifty-three thousand, nine hundred eighty-six".