34670497878 has 32 divisors (see below), whose sum is σ = 77996740320. Its totient is φ = 11556831168.

The previous prime is 34670497853. The next prime is 34670497879. The reversal of 34670497878 is 87879407643.

34670497878 is a `hidden beast` number, since 3 + 4 + 6 + 70 + 497 + 8 + 78 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34670497879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3958875 + ... + 3967622.

It is an arithmetic number, because the mean of its divisors is an integer number (2437398135).

Almost surely, 2^34670497878 is an apocalyptic number.

34670497878 is an abundant number, since it is smaller than the sum of its proper divisors (43326242442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34670497878 is an frugal number, since it uses more digits than its factorization.

34670497878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7926520 (or 7926502 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 63.

The spelling of 34670497878 in words is "thirty-four billion, six hundred seventy million, four hundred ninety-seven thousand, eight hundred seventy-eight".