142270661044 has 6 divisors (see below), whose sum is σ = 248973656834. Its totient is φ = 71135330520.

The previous prime is 142270661041. The next prime is 142270661069. The reversal of 142270661044 is 440166072241.

142270661044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 140827572900 + 1443088144 = 375270^2 + 37988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142270660994 and 142270661012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142270661041) 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 as a sum of consecutive naturals, namely, 17783832627 + ... + 17783832634.

Almost surely, 2^142270661044 is an apocalyptic number.

It is an amenable number.

142270661044 is a deficient number, since it is larger than the sum of its proper divisors (106702995790).

142270661044 is a wasteful number, since it uses less digits than its factorization.

142270661044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35567665265 (or 35567665263 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 142270661044 in words is "one hundred forty-two billion, two hundred seventy million, six hundred sixty-one thousand, forty-four".