144377962257 has 4 divisors (see below), whose sum is σ = 192503949680. Its totient is φ = 96251974836.

The previous prime is 144377962237. The next prime is 144377962277. The reversal of 144377962257 is 752269773441.

144377962257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 752269773441 = 3 ⋅250756591147.

It is an interprime number because it is at equal distance from previous prime (144377962237) and next prime (144377962277).

It is not a de Polignac number, because 144377962257 - 2²² = 144373767953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144377962197 and 144377962206.

It is not an unprimeable number, because it can be changed into a prime (144377962237) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24062993707 + ... + 24062993712.

It is an arithmetic number, because the mean of its divisors is an integer number (48125987420).

Almost surely, 2^144377962257 is an apocalyptic number.

It is an amenable number.

144377962257 is a deficient number, since it is larger than the sum of its proper divisors (48125987423).

144377962257 is an equidigital number, since it uses as much as digits as its factorization.

144377962257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48125987422.

The product of its digits is 17781120, while the sum is 57.

The spelling of 144377962257 in words is "one hundred forty-four billion, three hundred seventy-seven million, nine hundred sixty-two thousand, two hundred fifty-seven".