34378546251 has 16 divisors (see below), whose sum is σ = 52401440000. Its totient is φ = 19639227168.

The previous prime is 34378546247. The next prime is 34378546339. The reversal of 34378546251 is 15264587343.

It is not a de Polignac number, because 34378546251 - 2² = 34378546247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34378546251.

It is not an unprimeable number, because it can be changed into a prime (34378546201) 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, 160456 + ... + 307413.

It is an arithmetic number, because the mean of its divisors is an integer number (3275090000).

Almost surely, 2^34378546251 is an apocalyptic number.

34378546251 is a deficient number, since it is larger than the sum of its proper divisors (18022893749).

34378546251 is a wasteful number, since it uses less digits than its factorization.

34378546251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471378.

The product of its digits is 2419200, while the sum is 48.

The spelling of 34378546251 in words is "thirty-four billion, three hundred seventy-eight million, five hundred forty-six thousand, two hundred fifty-one".