145422245000 has 60 divisors (see below), whose sum is σ = 340787510745. Its totient is φ = 58158112000.

The previous prime is 145422244999. The next prime is 145422245029. The reversal of 145422245000 is 542224541.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 8 ways, for example, as 11362280836 + 134059964164 = 106594^2 + 366142^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=269650.

It is a super-2 number, since 2×145422245000² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 26962304 + ... + 26967696.

Almost surely, 2^145422245000 is an apocalyptic number.

145422245000 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 145422245000

145422245000 is an abundant number, since it is smaller than the sum of its proper divisors (195365265745).

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

145422245000 is an frugal number, since it uses more digits than its factorization.

145422245000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10812 (or 5400 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 145422245000 its reverse (542224541), we get a palindrome (145964469541).

The spelling of 145422245000 in words is "one hundred forty-five billion, four hundred twenty-two million, two hundred forty-five thousand".