550101001427 has 2 divisors, whose sum is σ = 550101001428. Its totient is φ = 550101001426.

The previous prime is 550101001423. The next prime is 550101001441. The reversal of 550101001427 is 724100101055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550101001427 - 2² = 550101001423 is a prime.

It is a super-2 number, since 2×550101001427² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550101001396 and 550101001405.

It is not a weakly prime, because it can be changed into another prime (550101001423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275050500713 + 275050500714.

It is an arithmetic number, because the mean of its divisors is an integer number (275050500714).

Almost surely, 2^550101001427 is an apocalyptic number.

550101001427 is a deficient number, since it is larger than the sum of its proper divisors (1).

550101001427 is an equidigital number, since it uses as much as digits as its factorization.

550101001427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 26.

The spelling of 550101001427 in words is "five hundred fifty billion, one hundred one million, one thousand, four hundred twenty-seven".