1423601241966 has 24 divisors (see below), whose sum is σ = 3084797406600. Its totient is φ = 474483278256.

The previous prime is 1423601241947. The next prime is 1423601241973. The reversal of 1423601241966 is 6691421063241.

1423601241966 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 601 + 24 + 19 + 6 + 6 = 666.

It is a super-2 number, since 2×1423601241966² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 4031616 + ... + 4370483.

It is an arithmetic number, because the mean of its divisors is an integer number (128533225275).

Almost surely, 2^{1423601241966} is an apocalyptic number.

1423601241966 is an abundant number, since it is smaller than the sum of its proper divisors (1661196164634).

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

1423601241966 is a wasteful number, since it uses less digits than its factorization.

1423601241966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8411520 (or 8411517 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 1423601241966 in words is "one trillion, four hundred twenty-three billion, six hundred one million, two hundred forty-one thousand, nine hundred sixty-six".