66452046000 has 160 divisors (see below), whose sum is σ = 217177641408. Its totient is φ = 17477683200.

The previous prime is 66452045971. The next prime is 66452046007. The reversal of 66452046000 is 64025466.

66452046000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×66452046000² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66452046007) 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, 362142 + ... + 513858.

Almost surely, 2^66452046000 is an apocalyptic number.

66452046000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66452046000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108588820704).

66452046000 is an abundant number, since it is smaller than the sum of its proper divisors (150725595408).

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

66452046000 is a wasteful number, since it uses less digits than its factorization.

66452046000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151816 (or 151800 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 66452046000 in words is "sixty-six billion, four hundred fifty-two million, forty-six thousand".