667422503475 has 48 divisors (see below), whose sum is σ = 1358119241472. Its totient is φ = 281637624960.

The previous prime is 667422503431. The next prime is 667422503483. The reversal of 667422503475 is 574305224766.

It is not a de Polignac number, because 667422503475 - 2⁸ = 667422503219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48888597 + ... + 48902246.

It is an arithmetic number, because the mean of its divisors is an integer number (28294150864).

Almost surely, 2^667422503475 is an apocalyptic number.

667422503475 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

667422503475 is an abundant number, since it is smaller than the sum of its proper divisors (690696737997).

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

667422503475 is a wasteful number, since it uses less digits than its factorization.

667422503475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97790876 (or 97790871 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 51.

The spelling of 667422503475 in words is "six hundred sixty-seven billion, four hundred twenty-two million, five hundred three thousand, four hundred seventy-five".