5497391526 has 16 divisors (see below), whose sum is σ = 11994308928. Its totient is φ = 1665876200.

The previous prime is 5497391521. The next prime is 5497391527. The reversal of 5497391526 is 6251937945.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5497391521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41646840 + ... + 41646971.

It is an arithmetic number, because the mean of its divisors is an integer number (749644308).

Almost surely, 2^5497391526 is an apocalyptic number.

5497391526 is an abundant number, since it is smaller than the sum of its proper divisors (6496917402).

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

5497391526 is a wasteful number, since it uses less digits than its factorization.

5497391526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83293827.

The product of its digits is 2041200, while the sum is 51.

The square root of 5497391526 is about 74144.3964571835. The cubic root of 5497391526 is about 1764.8950683284.

The spelling of 5497391526 in words is "five billion, four hundred ninety-seven million, three hundred ninety-one thousand, five hundred twenty-six".