83423375278 has 8 divisors (see below), whose sum is σ = 131721118920. Its totient is φ = 39516335640.

The previous prime is 83423375197. The next prime is 83423375293. The reversal of 83423375278 is 87257332438.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1097675953 + ... + 1097676028.

It is an arithmetic number, because the mean of its divisors is an integer number (16465139865).

Almost surely, 2^83423375278 is an apocalyptic number.

83423375278 is a deficient number, since it is larger than the sum of its proper divisors (48297743642).

83423375278 is a wasteful number, since it uses less digits than its factorization.

83423375278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195352002.

The product of its digits is 6773760, while the sum is 52.

The spelling of 83423375278 in words is "eighty-three billion, four hundred twenty-three million, three hundred seventy-five thousand, two hundred seventy-eight".