34878497919064 has 16 divisors (see below), whose sum is σ = 65398395624120. Its totient is φ = 17438925752640.

The previous prime is 34878497919011. The next prime is 34878497919073. The reversal of 34878497919064 is 46091979487843.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39941922 + ... + 40805809.

Almost surely, 2^{34878497919064} is an apocalyptic number.

It is an amenable number.

34878497919064 is a deficient number, since it is larger than the sum of its proper divisors (30519897705056).

34878497919064 is a wasteful number, since it uses less digits than its factorization.

34878497919064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80801730 (or 80801726 counting only the distinct ones).

The product of its (nonzero) digits is 2633637888, while the sum is 79.

The spelling of 34878497919064 in words is "thirty-four trillion, eight hundred seventy-eight billion, four hundred ninety-seven million, nine hundred nineteen thousand, sixty-four".