1426705555 has 16 divisors (see below), whose sum is σ = 1883131488. Its totient is φ = 1037599200.

The previous prime is 1426705541. The next prime is 1426705561. The reversal of 1426705555 is 5555076241.

It is not a de Polignac number, because 1426705555 - 2⁹ = 1426705043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100536 + ... + 113845.

It is an arithmetic number, because the mean of its divisors is an integer number (117695718).

Almost surely, 2^1426705555 is an apocalyptic number.

1426705555 is a deficient number, since it is larger than the sum of its proper divisors (456425933).

1426705555 is an equidigital number, since it uses as much as digits as its factorization.

1426705555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214419 (or 214397 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 40.

The square root of 1426705555 is about 37771.7560486668. The cubic root of 1426705555 is about 1125.7573317083.

It can be divided in two parts, 142670 and 5555, that added together give a square (148225 = 385²).

The spelling of 1426705555 in words is "one billion, four hundred twenty-six million, seven hundred five thousand, five hundred fifty-five".