66153419270 has 8 divisors (see below), whose sum is σ = 119076154704. Its totient is φ = 26461367704.

The previous prime is 66153419231. The next prime is 66153419291. The reversal of 66153419270 is 7291435166.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×66153419270² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 3307670954 + ... + 3307670973.

It is an arithmetic number, because the mean of its divisors is an integer number (14884519338).

Almost surely, 2^66153419270 is an apocalyptic number.

66153419270 is a deficient number, since it is larger than the sum of its proper divisors (52922735434).

66153419270 is a wasteful number, since it uses less digits than its factorization.

66153419270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6615341934.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 66153419270 in words is "sixty-six billion, one hundred fifty-three million, four hundred nineteen thousand, two hundred seventy".