83539051078 has 16 divisors (see below), whose sum is σ = 150747160320. Its totient is φ = 33918110856.

The previous prime is 83539051073. The next prime is 83539051081. The reversal of 83539051078 is 87015093538.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83539051073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157028026 + ... + 157028557.

It is an arithmetic number, because the mean of its divisors is an integer number (9421697520).

Almost surely, 2^83539051078 is an apocalyptic number.

83539051078 is a deficient number, since it is larger than the sum of its proper divisors (67208109242).

83539051078 is a wasteful number, since it uses less digits than its factorization.

83539051078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314056611.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 83539051078 in words is "eighty-three billion, five hundred thirty-nine million, fifty-one thousand, seventy-eight".