34700780672 has 16 divisors (see below), whose sum is σ = 69130461750. Its totient is φ = 17350390272.

The previous prime is 34700780671. The next prime is 34700780687. The reversal of 34700780672 is 27608700743.

It can be written as a sum of positive squares in only one way, i.e., 34290150976 + 410629696 = 185176^2 + 20264^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (34700780671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135549797 + ... + 135550052.

Almost surely, 2^34700780672 is an apocalyptic number.

34700780672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

34700780672 is a deficient number, since it is larger than the sum of its proper divisors (34429681078).

34700780672 is an equidigital number, since it uses as much as digits as its factorization.

34700780672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271099863 (or 271099851 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 44.

The spelling of 34700780672 in words is "thirty-four billion, seven hundred million, seven hundred eighty thousand, six hundred seventy-two".