667275265475 has 48 divisors (see below), whose sum is σ = 1043203022400. Its totient is φ = 412061644800.

The previous prime is 667275265471. The next prime is 667275265483. The reversal of 667275265475 is 574562572766.

667275265475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 667275265475 - 2² = 667275265471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (667275265471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3483650 + ... + 3670199.

It is an arithmetic number, because the mean of its divisors is an integer number (21733396300).

Almost surely, 2^667275265475 is an apocalyptic number.

667275265475 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

667275265475 is a deficient number, since it is larger than the sum of its proper divisors (375927756925).

667275265475 is a wasteful number, since it uses less digits than its factorization.

667275265475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7153920 (or 7153915 counting only the distinct ones).

The product of its digits is 148176000, while the sum is 62.

The spelling of 667275265475 in words is "six hundred sixty-seven billion, two hundred seventy-five million, two hundred sixty-five thousand, four hundred seventy-five".