34456851861 has 32 divisors (see below), whose sum is σ = 49710084480. Its totient is φ = 21158553600.

The previous prime is 34456851853. The next prime is 34456851911. The reversal of 34456851861 is 16815865443.

It is a happy number.

It is not a de Polignac number, because 34456851861 - 2³ = 34456851853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34456851851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 659581 + ... + 709901.

It is an arithmetic number, because the mean of its divisors is an integer number (1553440140).

Almost surely, 2^34456851861 is an apocalyptic number.

It is an amenable number.

34456851861 is a deficient number, since it is larger than the sum of its proper divisors (15253232619).

34456851861 is a wasteful number, since it uses less digits than its factorization.

34456851861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50677.

The product of its digits is 2764800, while the sum is 51.

The spelling of 34456851861 in words is "thirty-four billion, four hundred fifty-six million, eight hundred fifty-one thousand, eight hundred sixty-one".