85898727542 has 32 divisors (see below), whose sum is σ = 136734018624. Its totient is φ = 40332211200.

The previous prime is 85898727533. The next prime is 85898727557. The reversal of 85898727542 is 24572789858.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49911242 + ... + 49912962.

It is an arithmetic number, because the mean of its divisors is an integer number (4272938082).

Almost surely, 2^85898727542 is an apocalyptic number.

85898727542 is a deficient number, since it is larger than the sum of its proper divisors (50835291082).

85898727542 is a wasteful number, since it uses less digits than its factorization.

85898727542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184.

The product of its digits is 90316800, while the sum is 65.

The spelling of 85898727542 in words is "eighty-five billion, eight hundred ninety-eight million, seven hundred twenty-seven thousand, five hundred forty-two".