701221904667 has 6 divisors (see below), whose sum is σ = 1012876084532. Its totient is φ = 467481269772.

The previous prime is 701221904597. The next prime is 701221904681. The reversal of 701221904667 is 766409122107.

701221904667 is a `hidden beast` number, since 70 + 12 + 21 + 90 + 466 + 7 = 666.

It is not a de Polignac number, because 701221904667 - 2²⁴ = 701205127451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (701221903667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38956772473 + ... + 38956772490.

Almost surely, 2^701221904667 is an apocalyptic number.

701221904667 is a deficient number, since it is larger than the sum of its proper divisors (311654179865).

701221904667 is a wasteful number, since it uses less digits than its factorization.

701221904667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77913544969 (or 77913544966 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 701221904667 in words is "seven hundred one billion, two hundred twenty-one million, nine hundred four thousand, six hundred sixty-seven".