83774081039 has 16 divisors (see below), whose sum is σ = 91966920480. Its totient is φ = 75677880960.

The previous prime is 83774081011. The next prime is 83774081063. The reversal of 83774081039 is 93018047738.

It is a de Polignac number, because none of the positive numbers 2^k-83774081039 is a prime.

It is a super-3 number, since 3×83774081039³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83774081009) 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, 3926669 + ... + 3947945.

It is an arithmetic number, because the mean of its divisors is an integer number (5747932530).

Almost surely, 2^83774081039 is an apocalyptic number.

83774081039 is a deficient number, since it is larger than the sum of its proper divisors (8192839441).

83774081039 is a wasteful number, since it uses less digits than its factorization.

83774081039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23530.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 83774081039 in words is "eighty-three billion, seven hundred seventy-four million, eighty-one thousand, thirty-nine".