34128821207480 has 32 divisors (see below), whose sum is σ = 76790022030000. Its totient is φ = 13651497494016.

The previous prime is 34128821207461. The next prime is 34128821207521. The reversal of 34128821207480 is 8470212882143.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26472896 + ... + 27732144.

Almost surely, 2^{34128821207480} is an apocalyptic number.

It is an amenable number.

34128821207480 is an abundant number, since it is smaller than the sum of its proper divisors (42661200822520).

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

34128821207480 is a wasteful number, since it uses less digits than its factorization.

34128821207480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936823 (or 1936819 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 50.

The spelling of 34128821207480 in words is "thirty-four trillion, one hundred twenty-eight billion, eight hundred twenty-one million, two hundred seven thousand, four hundred eighty".