1855230377158 has 8 divisors (see below), whose sum is σ = 2782980448920. Its totient is φ = 927570227520.

The previous prime is 1855230377129. The next prime is 1855230377171. The reversal of 1855230377158 is 8517730325581.

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

It is a junction number, because it is equal to n+sod(n) for n = 1855230377099 and 1855230377108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22428928 + ... + 22511491.

It is an arithmetic number, because the mean of its divisors is an integer number (347872556115).

Almost surely, 2^{1855230377158} is an apocalyptic number.

1855230377158 is a deficient number, since it is larger than the sum of its proper divisors (927750071762).

1855230377158 is a wasteful number, since it uses less digits than its factorization.

1855230377158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44961062.

The product of its (nonzero) digits is 7056000, while the sum is 55.

The spelling of 1855230377158 in words is "one trillion, eight hundred fifty-five billion, two hundred thirty million, three hundred seventy-seven thousand, one hundred fifty-eight".