894540483142 has 4 divisors (see below), whose sum is σ = 1341810724716. Its totient is φ = 447270241570.

The previous prime is 894540483091. The next prime is 894540483143. The reversal of 894540483142 is 241384045498.

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

It is a self number, because there is not a number n which added to its sum of digits gives 894540483142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894540483143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223635120784 + ... + 223635120787.

It is an arithmetic number, because the mean of its divisors is an integer number (335452681179).

Almost surely, 2^894540483142 is an apocalyptic number.

894540483142 is a deficient number, since it is larger than the sum of its proper divisors (447270241574).

894540483142 is a wasteful number, since it uses less digits than its factorization.

894540483142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447270241573.

The product of its (nonzero) digits is 4423680, while the sum is 52.

The spelling of 894540483142 in words is "eight hundred ninety-four billion, five hundred forty million, four hundred eighty-three thousand, one hundred forty-two".