55167371709 has 8 divisors (see below), whose sum is σ = 73577713440. Its totient is φ = 36767638896.

The previous prime is 55167371683. The next prime is 55167371711. The reversal of 55167371709 is 90717376155.

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

It is not a de Polignac number, because 55167371709 - 2⁹ = 55167371197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55167371759) 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, 2640087 + ... + 2660900.

It is an arithmetic number, because the mean of its divisors is an integer number (9197214180).

Almost surely, 2^55167371709 is an apocalyptic number.

It is an amenable number.

55167371709 is a deficient number, since it is larger than the sum of its proper divisors (18410341731).

55167371709 is a wasteful number, since it uses less digits than its factorization.

55167371709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304459.

The product of its (nonzero) digits is 1389150, while the sum is 51.

The spelling of 55167371709 in words is "fifty-five billion, one hundred sixty-seven million, three hundred seventy-one thousand, seven hundred nine".