670485543555 has 32 divisors (see below), whose sum is σ = 1075459783680. Its totient is φ = 356698384640.

The previous prime is 670485543527. The next prime is 670485543569. The reversal of 670485543555 is 555345584076.

It is not a de Polignac number, because 670485543555 - 2¹⁴ = 670485527171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 670485543495 and 670485543504.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34750351 + ... + 34769639.

It is an arithmetic number, because the mean of its divisors is an integer number (33608118240).

Almost surely, 2^670485543555 is an apocalyptic number.

670485543555 is a deficient number, since it is larger than the sum of its proper divisors (404974240125).

670485543555 is a wasteful number, since it uses less digits than its factorization.

670485543555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24971.

The product of its (nonzero) digits is 50400000, while the sum is 57.

The spelling of 670485543555 in words is "six hundred seventy billion, four hundred eighty-five million, five hundred forty-three thousand, five hundred fifty-five".