4422721137742 has 16 divisors (see below), whose sum is σ = 7195646731392. Its totient is φ = 2030517594880.

The previous prime is 4422721137739. The next prime is 4422721137767. The reversal of 4422721137742 is 2477311272244.

It is a junction number, because it is equal to n+sod(n) for n = 4422721137692 and 4422721137701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1586340478 + ... + 1586343265.

It is an arithmetic number, because the mean of its divisors is an integer number (449727920712).

Almost surely, 2^{4422721137742} is an apocalyptic number.

4422721137742 is a deficient number, since it is larger than the sum of its proper divisors (2772925593650).

4422721137742 is a wasteful number, since it uses less digits than its factorization.

4422721137742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3172683803.

The product of its digits is 1053696, while the sum is 46.

The spelling of 4422721137742 in words is "four trillion, four hundred twenty-two billion, seven hundred twenty-one million, one hundred thirty-seven thousand, seven hundred forty-two".