66454506513030 has 32 divisors (see below), whose sum is σ = 162884237243904. Its totient is φ = 17344154890976.

The previous prime is 66454506513019. The next prime is 66454506513049. The reversal of 66454506513030 is 3031560545466.

It is a Curzon number.

It is a congruent number.

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, 23565426432 + ... + 23565429251.

It is an arithmetic number, because the mean of its divisors is an integer number (5090132413872).

Almost surely, 2^{66454506513030} is an apocalyptic number.

66454506513030 is an abundant number, since it is smaller than the sum of its proper divisors (96429730730874).

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

66454506513030 is a wasteful number, since it uses less digits than its factorization.

66454506513030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47130855740.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 66454506513030 in words is "sixty-six trillion, four hundred fifty-four billion, five hundred six million, five hundred thirteen thousand, thirty".