667281373070 has 32 divisors (see below), whose sum is σ = 1294280322048. Its totient is φ = 246232044288.

The previous prime is 667281373069. The next prime is 667281373103. The reversal of 667281373070 is 70373182766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1333454 + ... + 1764273.

It is an arithmetic number, because the mean of its divisors is an integer number (40446260064).

Almost surely, 2^667281373070 is an apocalyptic number.

667281373070 is a deficient number, since it is larger than the sum of its proper divisors (626998948978).

667281373070 is a wasteful number, since it uses less digits than its factorization.

667281373070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099404.

The product of its (nonzero) digits is 1778112, while the sum is 50.

The spelling of 667281373070 in words is "six hundred sixty-seven billion, two hundred eighty-one million, three hundred seventy-three thousand, seventy".