66020060262026 has 24 divisors (see below), whose sum is σ = 107300914402284. Its totient is φ = 30451716771840.

The previous prime is 66020060262019. The next prime is 66020060262103. The reversal of 66020060262026 is 62026206002066.

It can be written as a sum of positive squares in 6 ways, for example, as 7053034620025 + 58967025642001 = 2655755^2 + 7678999^2 .

It is a super-3 number, since 3×66020060262026³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60614135 + ... + 61693706.

Almost surely, 2^{66020060262026} is an apocalyptic number.

66020060262026 is a deficient number, since it is larger than the sum of its proper divisors (41280854140258).

66020060262026 is a wasteful number, since it uses less digits than its factorization.

66020060262026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122309466 (or 122309453 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 66020060262026 in words is "sixty-six trillion, twenty billion, sixty million, two hundred sixty-two thousand, twenty-six".