66001054236 has 24 divisors (see below), whose sum is σ = 165848803344. Its totient is φ = 20308016640.

The previous prime is 66001054213. The next prime is 66001054313. The reversal of 66001054236 is 63245010066.

It is a super-2 number, since 2×66001054236² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66001054197 and 66001054206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211541685 + ... + 211541996.

It is an arithmetic number, because the mean of its divisors is an integer number (6910366806).

Almost surely, 2^66001054236 is an apocalyptic number.

It is an amenable number.

66001054236 is an abundant number, since it is smaller than the sum of its proper divisors (99847749108).

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

66001054236 is a wasteful number, since it uses less digits than its factorization.

66001054236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423083701 (or 423083699 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 66001054236 in words is "sixty-six billion, one million, fifty-four thousand, two hundred thirty-six".