2066514569442 has 32 divisors (see below), whose sum is σ = 4592574201600. Its totient is φ = 688790249424.

The previous prime is 2066514569429. The next prime is 2066514569513. The reversal of 2066514569442 is 2449654156602.

2066514569442 is a `hidden beast` number, since 2 + 0 + 6 + 65 + 1 + 456 + 94 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 544317 + ... + 2104592.

It is an arithmetic number, because the mean of its divisors is an integer number (143517943800).

Almost surely, 2^{2066514569442} is an apocalyptic number.

2066514569442 is an abundant number, since it is smaller than the sum of its proper divisors (2526059632158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066514569442 is a wasteful number, since it uses less digits than its factorization.

2066514569442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663367 (or 2663361 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 2066514569442 in words is "two trillion, sixty-six billion, five hundred fourteen million, five hundred sixty-nine thousand, four hundred forty-two".