34770471521 has 16 divisors (see below), whose sum is σ = 36161209728. Its totient is φ = 33406665600.

The previous prime is 34770471511. The next prime is 34770471553. The reversal of 34770471521 is 12517407743.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 34770471521 - 2³⁰ = 33696729697 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34770471511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2750411 + ... + 2763023.

It is an arithmetic number, because the mean of its divisors is an integer number (2260075608).

Almost surely, 2^34770471521 is an apocalyptic number.

It is an amenable number.

34770471521 is a deficient number, since it is larger than the sum of its proper divisors (1390738207).

34770471521 is a wasteful number, since it uses less digits than its factorization.

34770471521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13672.

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 34770471521 in words is "thirty-four billion, seven hundred seventy million, four hundred seventy-one thousand, five hundred twenty-one".