1423153732608 has 440 divisors, whose sum is σ = 4490704014720. Its totient is φ = 447688581120.

The previous prime is 1423153732591. The next prime is 1423153732621. The reversal of 1423153732608 is 8062373513241.

1423153732608 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 1 + 5 + 3 + 7 + 32 + 608 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 445988293 + ... + 445991483.

It is an arithmetic number, because the mean of its divisors is an integer number (10206145488).

Almost surely, 2^{1423153732608} is an apocalyptic number.

1423153732608 is a gapful number since it is divisible by the number (18) 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 1423153732608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2245352007360).

1423153732608 is an abundant number, since it is smaller than the sum of its proper divisors (3067550282112).

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

1423153732608 is a wasteful number, since it uses less digits than its factorization.

1423153732608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525 (or 3498 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 1423153732608 in words is "one trillion, four hundred twenty-three billion, one hundred fifty-three million, seven hundred thirty-two thousand, six hundred eight".