1066451424051 has 32 divisors (see below), whose sum is σ = 1535630019840. Its totient is φ = 654429815424.

The previous prime is 1066451424047. The next prime is 1066451424113. The reversal of 1066451424051 is 1504241546601.

It is not a de Polignac number, because 1066451424051 - 2² = 1066451424047 is a prime.

It is a super-2 number, since 2×1066451424051² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (1066451464051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41771176 + ... + 41796698.

It is an arithmetic number, because the mean of its divisors is an integer number (47988438120).

Almost surely, 2^{1066451424051} is an apocalyptic number.

1066451424051 is a deficient number, since it is larger than the sum of its proper divisors (469178595789).

1066451424051 is a wasteful number, since it uses less digits than its factorization.

1066451424051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28515.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 1066451424051 in words is "one trillion, sixty-six billion, four hundred fifty-one million, four hundred twenty-four thousand, fifty-one".