83373778692 has 72 divisors (see below), whose sum is σ = 221653635840. Its totient is φ = 26387300160.

The previous prime is 83373778667. The next prime is 83373778693. The reversal of 83373778692 is 29687737338.

It is not an unprimeable number, because it can be changed into a prime (83373778693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 645642 + ... + 763937.

It is an arithmetic number, because the mean of its divisors is an integer number (3078522720).

Almost surely, 2^83373778692 is an apocalyptic number.

It is an amenable number.

83373778692 is an abundant number, since it is smaller than the sum of its proper divisors (138279857148).

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

83373778692 is a wasteful number, since it uses less digits than its factorization.

83373778692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409673 (or 1409668 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 63.

The spelling of 83373778692 in words is "eighty-three billion, three hundred seventy-three million, seven hundred seventy-eight thousand, six hundred ninety-two".