55380722467 has 16 divisors (see below), whose sum is σ = 64380556800. Its totient is φ = 46653353280.

The previous prime is 55380722447. The next prime is 55380722479. The reversal of 55380722467 is 76422708355.

55380722467 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55380722467 - 2¹¹ = 55380720419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55380722467.

It is not an unprimeable number, because it can be changed into a prime (55380722447) 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, 1997959 + ... + 2025487.

It is an arithmetic number, because the mean of its divisors is an integer number (4023784800).

Almost surely, 2^55380722467 is an apocalyptic number.

55380722467 is a deficient number, since it is larger than the sum of its proper divisors (8999834333).

55380722467 is a wasteful number, since it uses less digits than its factorization.

55380722467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32466.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 55380722467 in words is "fifty-five billion, three hundred eighty million, seven hundred twenty-two thousand, four hundred sixty-seven".