5401222645 has 16 divisors (see below), whose sum is σ = 7977191040. Its totient is φ = 3418795584.

The previous prime is 5401222637. The next prime is 5401222661. The reversal of 5401222645 is 5462221045.

It is a cyclic number.

It is not a de Polignac number, because 5401222645 - 2³ = 5401222637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5934955 + ... + 5935864.

It is an arithmetic number, because the mean of its divisors is an integer number (498574440).

Almost surely, 2^5401222645 is an apocalyptic number.

It is an amenable number.

5401222645 is a deficient number, since it is larger than the sum of its proper divisors (2575968395).

5401222645 is a wasteful number, since it uses less digits than its factorization.

5401222645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11870844.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 5401222645 is about 73493.0108581762. The cubic root of 5401222645 is about 1754.5430416643.

The spelling of 5401222645 in words is "five billion, four hundred one million, two hundred twenty-two thousand, six hundred forty-five".