5562021665 has 32 divisors (see below), whose sum is σ = 7376243616. Its totient is φ = 4008509440.

The previous prime is 5562021653. The next prime is 5562021719. The reversal of 5562021665 is 5661202655.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 273968704 + 5288052961 = 16552^2 + 72719^2 .

It is not a de Polignac number, because 5562021665 - 2¹⁶ = 5561956129 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169649 + ... + 199761.

It is an arithmetic number, because the mean of its divisors is an integer number (230507613).

Almost surely, 2^5562021665 is an apocalyptic number.

It is an amenable number.

5562021665 is a deficient number, since it is larger than the sum of its proper divisors (1814221951).

5562021665 is a wasteful number, since it uses less digits than its factorization.

5562021665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30229.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 5562021665 is about 74578.9626168131. The cubic root of 5562021665 is about 1771.7844755555.

The spelling of 5562021665 in words is "five billion, five hundred sixty-two million, twenty-one thousand, six hundred sixty-five".