34458891247 has 24 divisors (see below), whose sum is σ = 38894967936. Its totient is φ = 30275406000.

The previous prime is 34458891211. The next prime is 34458891301. The reversal of 34458891247 is 74219885443.

It is not a de Polignac number, because 34458891247 - 2³¹ = 32311407599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34458898247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10220472 + ... + 10223842.

It is an arithmetic number, because the mean of its divisors is an integer number (1620623664).

Almost surely, 2^34458891247 is an apocalyptic number.

34458891247 is a deficient number, since it is larger than the sum of its proper divisors (4436076689).

34458891247 is a wasteful number, since it uses less digits than its factorization.

34458891247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411 (or 4380 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 55.

The spelling of 34458891247 in words is "thirty-four billion, four hundred fifty-eight million, eight hundred ninety-one thousand, two hundred forty-seven".