34321051555 has 16 divisors (see below), whose sum is σ = 47079440640. Its totient is φ = 23529150432.

The previous prime is 34321051553. The next prime is 34321051591. The reversal of 34321051555 is 55515012343.

It is a cyclic number.

It is not a de Polignac number, because 34321051555 - 2¹ = 34321051553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34321051555.

It is not an unprimeable number, because it can be changed into a prime (34321051553) 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, 51316 + ... + 266974.

It is an arithmetic number, because the mean of its divisors is an integer number (2942465040).

Almost surely, 2^34321051555 is an apocalyptic number.

34321051555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

34321051555 is a deficient number, since it is larger than the sum of its proper divisors (12758389085).

34321051555 is a wasteful number, since it uses less digits than its factorization.

34321051555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220218.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 34321051555 its reverse (55515012343), we get a palindrome (89836063898).

The spelling of 34321051555 in words is "thirty-four billion, three hundred twenty-one million, fifty-one thousand, five hundred fifty-five".