144298701442 has 12 divisors (see below), whose sum is σ = 251786509830. Its totient is φ = 61842300576.

The previous prime is 144298701427. The next prime is 144298701461. The reversal of 144298701442 is 244107892441.

It can be written as a sum of positive squares in only one way, i.e., 77590659601 + 66708041841 = 278551^2 + 258279^2 .

It is a junction number, because it is equal to n+sod(n) for n = 144298701392 and 144298701401.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 736217767 + ... + 736217962.

Almost surely, 2^144298701442 is an apocalyptic number.

144298701442 is a deficient number, since it is larger than the sum of its proper divisors (107487808388).

144298701442 is a wasteful number, since it uses less digits than its factorization.

144298701442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472435745 (or 1472435738 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 144298701442 in words is "one hundred forty-four billion, two hundred ninety-eight million, seven hundred one thousand, four hundred forty-two".