7527138086 has 16 divisors (see below), whose sum is σ = 12551457408. Its totient is φ = 3361996800.

The previous prime is 7527138037. The next prime is 7527138107. The reversal of 7527138086 is 6808317257.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7527138086.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4668635 + ... + 4670246.

It is an arithmetic number, because the mean of its divisors is an integer number (784466088).

Almost surely, 2^7527138086 is an apocalyptic number.

7527138086 is a deficient number, since it is larger than the sum of its proper divisors (5024319322).

7527138086 is a wasteful number, since it uses less digits than its factorization.

7527138086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9338927.

The product of its (nonzero) digits is 564480, while the sum is 47.

The square root of 7527138086 is about 86759.0807120500. The cubic root of 7527138086 is about 1959.7919123457.

The spelling of 7527138086 in words is "seven billion, five hundred twenty-seven million, one hundred thirty-eight thousand, eighty-six".