423154151140 has 96 divisors (see below), whose sum is σ = 1029009300480. Its totient is φ = 143163611136.

The previous prime is 423154151059. The next prime is 423154151207. The reversal of 423154151140 is 41151451324.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21369084 + ... + 21388876.

It is an arithmetic number, because the mean of its divisors is an integer number (10718846880).

Almost surely, 2^423154151140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423154151140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514504650240).

423154151140 is an abundant number, since it is smaller than the sum of its proper divisors (605855149340).

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

423154151140 is a wasteful number, since it uses less digits than its factorization.

423154151140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21821 (or 21819 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 423154151140 in words is "four hundred twenty-three billion, one hundred fifty-four million, one hundred fifty-one thousand, one hundred forty".