5261739486 has 32 divisors (see below), whose sum is σ = 10985683968. Its totient is φ = 1676943840.

The previous prime is 5261739449. The next prime is 5261739487. The reversal of 5261739486 is 6849371625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261739487) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 388155 + ... + 401481.

It is an arithmetic number, because the mean of its divisors is an integer number (343302624).

Almost surely, 2^5261739486 is an apocalyptic number.

5261739486 is an abundant number, since it is smaller than the sum of its proper divisors (5723944482).

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

5261739486 is a wasteful number, since it uses less digits than its factorization.

5261739486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16216.

The product of its digits is 2177280, while the sum is 51.

The square root of 5261739486 is about 72537.8486446903. The cubic root of 5261739486 is about 1739.3078109499.

The spelling of 5261739486 in words is "five billion, two hundred sixty-one million, seven hundred thirty-nine thousand, four hundred eighty-six".