1423764849660 has 24 divisors (see below), whose sum is σ = 3986541579216. Its totient is φ = 379670626560.

The previous prime is 1423764849643. The next prime is 1423764849667. The reversal of 1423764849660 is 669484673241.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 23729414161 = 1423764849660 / (1 + 4 + 2 + 3 + 7 + 6 + 4 + 8 + 4 + 9 + 6 + 6 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 1423764849594 and 1423764849603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423764849667) 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, 11864707021 + ... + 11864707140.

It is an arithmetic number, because the mean of its divisors is an integer number (166105899134).

Almost surely, 2^{1423764849660} is an apocalyptic number.

1423764849660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423764849660 is an abundant number, since it is smaller than the sum of its proper divisors (2562776729556).

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

1423764849660 is a wasteful number, since it uses less digits than its factorization.

1423764849660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23729414173 (or 23729414171 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 60.

The spelling of 1423764849660 in words is "one trillion, four hundred twenty-three billion, seven hundred sixty-four million, eight hundred forty-nine thousand, six hundred sixty".