82621134903 has 16 divisors (see below), whose sum is σ = 116647745760. Its totient is φ = 51837981696.

The previous prime is 82621134887. The next prime is 82621134977. The reversal of 82621134903 is 30943112628.

It is not a de Polignac number, because 82621134903 - 2⁴ = 82621134887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82621134103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1425963 + ... + 1482771.

It is an arithmetic number, because the mean of its divisors is an integer number (7290484110).

Almost surely, 2^82621134903 is an apocalyptic number.

82621134903 is a deficient number, since it is larger than the sum of its proper divisors (34026610857).

82621134903 is a wasteful number, since it uses less digits than its factorization.

82621134903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85346.

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 82621134903 in words is "eighty-two billion, six hundred twenty-one million, one hundred thirty-four thousand, nine hundred three".