55922351509 has 8 divisors (see below), whose sum is σ = 56039667992. Its totient is φ = 55805137920.

The previous prime is 55922351503. The next prime is 55922351519. The reversal of 55922351509 is 90515322955.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3375958609 + 52546392900 = 58103^2 + 229230^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55922351509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55922351503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114849 + ... + 1163929.

It is an arithmetic number, because the mean of its divisors is an integer number (7004958499).

Almost surely, 2^55922351509 is an apocalyptic number.

It is an amenable number.

55922351509 is a deficient number, since it is larger than the sum of its proper divisors (117316483).

55922351509 is a wasteful number, since it uses less digits than its factorization.

55922351509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51447.

The product of its (nonzero) digits is 607500, while the sum is 46.

The spelling of 55922351509 in words is "fifty-five billion, nine hundred twenty-two million, three hundred fifty-one thousand, five hundred nine".