82557537835 has 16 divisors (see below), whose sum is σ = 104992376256. Its totient is φ = 62104235008.

The previous prime is 82557537823. The next prime is 82557537847. The reversal of 82557537835 is 53873575528.

It is an interprime number because it is at equal distance from previous prime (82557537823) and next prime (82557537847).

It is a cyclic number.

It is not a de Polignac number, because 82557537835 - 2²¹ = 82555440683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82557537835.

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, 349447 + ... + 535936.

It is an arithmetic number, because the mean of its divisors is an integer number (6562023516).

Almost surely, 2^82557537835 is an apocalyptic number.

82557537835 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

82557537835 is a deficient number, since it is larger than the sum of its proper divisors (22434838421).

82557537835 is a wasteful number, since it uses less digits than its factorization.

82557537835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886502.

The product of its digits is 35280000, while the sum is 58.

The spelling of 82557537835 in words is "eighty-two billion, five hundred fifty-seven million, five hundred thirty-seven thousand, eight hundred thirty-five".