66101460 has 24 divisors (see below), whose sum is σ = 185084256. Its totient is φ = 17627040.

The previous prime is 66101459. The next prime is 66101467. The reversal of 66101460 is 6410166.

It is a self number, because there is not a number n which added to its sum of digits gives 66101460.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66101467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550786 + ... + 550905.

It is an arithmetic number, because the mean of its divisors is an integer number (7711844).

Almost surely, 2^66101460 is an apocalyptic number.

66101460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66101460 is an abundant number, since it is smaller than the sum of its proper divisors (118982796).

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

66101460 is a wasteful number, since it uses less digits than its factorization.

66101460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101703 (or 1101701 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 66101460 is about 8130.2804379677. The cubic root of 66101460 is about 404.3309789740.

The spelling of 66101460 in words is "sixty-six million, one hundred one thousand, four hundred sixty".