1423201250432 has 64 divisors (see below), whose sum is σ = 3060339374400. Its totient is φ = 655365510144.

The previous prime is 1423201250381. The next prime is 1423201250477. The reversal of 1423201250432 is 2340521023241.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 1423201250395 and 1423201250404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243638 + ... + 1704629.

It is an arithmetic number, because the mean of its divisors is an integer number (47817802725).

Almost surely, 2^{1423201250432} is an apocalyptic number.

It is an amenable number.

1423201250432 is an abundant number, since it is smaller than the sum of its proper divisors (1637138123968).

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

1423201250432 is a wasteful number, since it uses less digits than its factorization.

1423201250432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948733 (or 1948721 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1423201250432 its reverse (2340521023241), we get a palindrome (3763722273673).

The spelling of 1423201250432 in words is "one trillion, four hundred twenty-three billion, two hundred one million, two hundred fifty thousand, four hundred thirty-two".