1423145552100 has 144 divisors (see below), whose sum is σ = 4246624032000. Its totient is φ = 367702917120.

The previous prime is 1423145552071. The next prime is 1423145552111. The reversal of 1423145552100 is 12555413241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2384676 + ... + 2921124.

Almost surely, 2^{1423145552100} is an apocalyptic number.

1423145552100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423145552100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2123312016000).

1423145552100 is an abundant number, since it is smaller than the sum of its proper divisors (2823478479900).

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

1423145552100 is a wasteful number, since it uses less digits than its factorization.

1423145552100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536742 (or 536735 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 1423145552100 in words is "one trillion, four hundred twenty-three billion, one hundred forty-five million, five hundred fifty-two thousand, one hundred".