83263780605 has 16 divisors (see below), whose sum is σ = 133225680960. Its totient is φ = 44406139008.

The previous prime is 83263780601. The next prime is 83263780631. The reversal of 83263780605 is 50608736238.

It is not a de Polignac number, because 83263780605 - 2² = 83263780601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83263780601) 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, 892449 + ... + 981321.

It is an arithmetic number, because the mean of its divisors is an integer number (8326605060).

Almost surely, 2^83263780605 is an apocalyptic number.

It is an amenable number.

83263780605 is a deficient number, since it is larger than the sum of its proper divisors (49961900355).

83263780605 is a wasteful number, since it uses less digits than its factorization.

83263780605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151340.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 83263780605 in words is "eighty-three billion, two hundred sixty-three million, seven hundred eighty thousand, six hundred five".