145525322100 has 72 divisors (see below), whose sum is σ = 431322893568. Its totient is φ = 37860243200.

The previous prime is 145525322069. The next prime is 145525322147. The reversal of 145525322100 is 1223525541.

145525322100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 5903364 + ... + 5927963.

It is an arithmetic number, because the mean of its divisors is an integer number (5990595744).

Almost surely, 2^145525322100 is an apocalyptic number.

145525322100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145525322100 is an abundant number, since it is smaller than the sum of its proper divisors (285797571468).

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

145525322100 is a wasteful number, since it uses less digits than its factorization.

145525322100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11831385 (or 11831378 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 145525322100 its reverse (1223525541), we get a palindrome (146748847641).

The spelling of 145525322100 in words is "one hundred forty-five billion, five hundred twenty-five million, three hundred twenty-two thousand, one hundred".