51340222153 has 8 divisors (see below), whose sum is σ = 56021247936. Its totient is φ = 46661485200.

The previous prime is 51340222117. The next prime is 51340222159. The reversal of 51340222153 is 35122204315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51340222153 - 2⁹ = 51340221641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51340222159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525133 + ... + 615178.

It is an arithmetic number, because the mean of its divisors is an integer number (7002655992).

Almost surely, 2^51340222153 is an apocalyptic number.

It is an amenable number.

51340222153 is a deficient number, since it is larger than the sum of its proper divisors (4681025783).

51340222153 is a wasteful number, since it uses less digits than its factorization.

51340222153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144415.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 51340222153 its reverse (35122204315), we get a palindrome (86462426468).

The spelling of 51340222153 in words is "fifty-one billion, three hundred forty million, two hundred twenty-two thousand, one hundred fifty-three".