83071353612 has 48 divisors (see below), whose sum is σ = 209792441600. Its totient is φ = 25431962688.

The previous prime is 83071353611. The next prime is 83071353613. The reversal of 83071353612 is 21635317038.

It is an interprime number because it is at equal distance from previous prime (83071353611) and next prime (83071353613).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (83071353611) 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, 1306918 + ... + 1369005.

Almost surely, 2^83071353612 is an apocalyptic number.

It is an amenable number.

83071353612 is an abundant number, since it is smaller than the sum of its proper divisors (126721087988).

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

83071353612 is a wasteful number, since it uses less digits than its factorization.

83071353612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676142 (or 2676140 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 83071353612 in words is "eighty-three billion, seventy-one million, three hundred fifty-three thousand, six hundred twelve".