34725803172 has 24 divisors (see below), whose sum is σ = 82750851456. Its totient is φ = 11328985248.

The previous prime is 34725803171. The next prime is 34725803183. The reversal of 34725803172 is 27130852743.

It is a happy number.

It is a super-3 number, since 3×34725803172³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (34725803171) 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, 30784723 + ... + 30785850.

It is an arithmetic number, because the mean of its divisors is an integer number (3447952144).

Almost surely, 2^34725803172 is an apocalyptic number.

It is an amenable number.

34725803172 is an abundant number, since it is smaller than the sum of its proper divisors (48025048284).

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

34725803172 is a wasteful number, since it uses less digits than its factorization.

34725803172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61570627 (or 61570625 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 34725803172 in words is "thirty-four billion, seven hundred twenty-five million, eight hundred three thousand, one hundred seventy-two".