4221077731407 has 12 divisors (see below), whose sum is σ = 6097131607840. Its totient is φ = 2814042899808.

The previous prime is 4221077731349. The next prime is 4221077731427. The reversal of 4221077731407 is 7041377701224.

4221077731407 is a `hidden beast` number, since 42 + 2 + 107 + 77 + 31 + 407 = 666.

It is not a de Polignac number, because 4221077731407 - 2¹¹ = 4221077729359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221077731427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3571083 + ... + 4603779.

Almost surely, 2^{4221077731407} is an apocalyptic number.

4221077731407 is a deficient number, since it is larger than the sum of its proper divisors (1876053876433).

4221077731407 is a wasteful number, since it uses less digits than its factorization.

4221077731407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486862 (or 1486859 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 45.

The spelling of 4221077731407 in words is "four trillion, two hundred twenty-one billion, seventy-seven million, seven hundred thirty-one thousand, four hundred seven".