7275878534 has 16 divisors (see below), whose sum is σ = 11126427648. Its totient is φ = 3567556872.

The previous prime is 7275878513. The next prime is 7275878539. The reversal of 7275878534 is 4358785727.

It is a self number, because there is not a number n which added to its sum of digits gives 7275878534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7275878539) 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, 91862 + ... + 151625.

It is an arithmetic number, because the mean of its divisors is an integer number (695401728).

Almost surely, 2^7275878534 is an apocalyptic number.

7275878534 is a deficient number, since it is larger than the sum of its proper divisors (3850549114).

7275878534 is a wasteful number, since it uses less digits than its factorization.

7275878534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243779.

The product of its digits is 13171200, while the sum is 56.

The square root of 7275878534 is about 85298.7604482035. The cubic root of 7275878534 is about 1937.7384044841.

The spelling of 7275878534 in words is "seven billion, two hundred seventy-five million, eight hundred seventy-eight thousand, five hundred thirty-four".