154144244000 has 48 divisors (see below), whose sum is σ = 378732417336. Its totient is φ = 61657696000.

The previous prime is 154144243969. The next prime is 154144244003. The reversal of 154144244000 is 442441451.

It can be written as a sum of positive squares in 4 ways, for example, as 93022560016 + 61121683984 = 304996^2 + 247228^2 .

It is not an unprimeable number, because it can be changed into a prime (154144244003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19264031 + ... + 19272030.

Almost surely, 2^154144244000 is an apocalyptic number.

154144244000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

154144244000 is an abundant number, since it is smaller than the sum of its proper divisors (224588173336).

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

154144244000 is an equidigital number, since it uses as much as digits as its factorization.

154144244000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38536086 (or 38536068 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 154144244000 its reverse (442441451), we get a palindrome (154586685451).

The spelling of 154144244000 in words is "one hundred fifty-four billion, one hundred forty-four million, two hundred forty-four thousand".