154320452000 has 192 divisors, whose sum is σ = 445454650368. Its totient is φ = 51799680000.

The previous prime is 154320451949. The next prime is 154320452047. The reversal of 154320452000 is 254023451.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 437105 + ... + 706895.

It is an arithmetic number, because the mean of its divisors is an integer number (2320076304).

Almost surely, 2^154320452000 is an apocalyptic number.

154320452000 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 154320452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222727325184).

154320452000 is an abundant number, since it is smaller than the sum of its proper divisors (291134198368).

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

154320452000 is a wasteful number, since it uses less digits than its factorization.

154320452000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269840 (or 269822 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 154320452000 its reverse (254023451), we get a palindrome (154574475451).

The spelling of 154320452000 in words is "one hundred fifty-four billion, three hundred twenty million, four hundred fifty-two thousand".