855466015442 has 8 divisors (see below), whose sum is σ = 1289917343232. Its totient is φ = 425493567700.

The previous prime is 855466015441. The next prime is 855466015463. The reversal of 855466015442 is 244510664558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (855466015441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1119719534 + ... + 1119720297.

It is an arithmetic number, because the mean of its divisors is an integer number (161239667904).

Almost surely, 2^855466015442 is an apocalyptic number.

855466015442 is a deficient number, since it is larger than the sum of its proper divisors (434451327790).

855466015442 is a wasteful number, since it uses less digits than its factorization.

855466015442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2239440024.

The product of its (nonzero) digits is 4608000, while the sum is 50.

The spelling of 855466015442 in words is "eight hundred fifty-five billion, four hundred sixty-six million, fifteen thousand, four hundred forty-two".