2062201666545 has 72 divisors (see below), whose sum is σ = 3850597258560. Its totient is φ = 1020564410880.

The previous prime is 2062201666519. The next prime is 2062201666559. The reversal of 2062201666545 is 5456661022602.

It is not a de Polignac number, because 2062201666545 - 2¹⁴ = 2062201650161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2062201666545.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 193335 + ... + 2040044.

It is an arithmetic number, because the mean of its divisors is an integer number (53480517480).

Almost surely, 2^{2062201666545} is an apocalyptic number.

It is an amenable number.

2062201666545 is a deficient number, since it is larger than the sum of its proper divisors (1788395592015).

2062201666545 is a wasteful number, since it uses less digits than its factorization.

2062201666545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233495 (or 2233475 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 2062201666545 in words is "two trillion, sixty-two billion, two hundred one million, six hundred sixty-six thousand, five hundred forty-five".