144435154343554 has 4 divisors (see below), whose sum is σ = 216652731515334. Its totient is φ = 72217577171776.

The previous prime is 144435154343549. The next prime is 144435154343611. The reversal of 144435154343554 is 455343451534441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111698962725529 + 32736191618025 = 10568773^2 + 5721555^2 .

It is a super-2 number, since 2×144435154343554² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144435154343495 and 144435154343504.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36108788585887 + ... + 36108788585890.

Almost surely, 2^{144435154343554} is an apocalyptic number.

144435154343554 is a deficient number, since it is larger than the sum of its proper divisors (72217577171780).

144435154343554 is an equidigital number, since it uses as much as digits as its factorization.

144435154343554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72217577171779.

The product of its digits is 69120000, while the sum is 55.

The spelling of 144435154343554 in words is "one hundred forty-four trillion, four hundred thirty-five billion, one hundred fifty-four million, three hundred forty-three thousand, five hundred fifty-four".