1423521036366 has 128 divisors (see below), whose sum is σ = 3373772193792. Its totient is φ = 394740864000.

The previous prime is 1423521036359. The next prime is 1423521036373. The reversal of 1423521036366 is 6636301253241.

It is an interprime number because it is at equal distance from previous prime (1423521036359) and next prime (1423521036373).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 161374236 + ... + 161383056.

It is an arithmetic number, because the mean of its divisors is an integer number (26357595264).

Almost surely, 2^{1423521036366} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423521036366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1686886096896).

1423521036366 is an abundant number, since it is smaller than the sum of its proper divisors (1950251157426).

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

1423521036366 is a wasteful number, since it uses less digits than its factorization.

1423521036366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10458.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 1423521036366 in words is "one trillion, four hundred twenty-three billion, five hundred twenty-one million, thirty-six thousand, three hundred sixty-six".