670000400740 has 48 divisors (see below), whose sum is σ = 1537232445504. Its totient is φ = 243267868800.

The previous prime is 670000400737. The next prime is 670000400809. The reversal of 670000400740 is 47004000076.

It is a junction number, because it is equal to n+sod(n) for n = 670000400699 and 670000400708.

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, 2158254 + ... + 2449093.

It is an arithmetic number, because the mean of its divisors is an integer number (32025675948).

Almost surely, 2^670000400740 is an apocalyptic number.

It is an amenable number.

670000400740 is an abundant number, since it is smaller than the sum of its proper divisors (867232044764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670000400740 is a wasteful number, since it uses less digits than its factorization.

670000400740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608028 (or 4608026 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The spelling of 670000400740 in words is "six hundred seventy billion, four hundred thousand, seven hundred forty".