43742224734 has 128 divisors (see below), whose sum is σ = 100674137088. Its totient is φ = 12568089600.

The previous prime is 43742224667. The next prime is 43742224777.

It is a happy number.

43742224734 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×43742224734² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13225509 + ... + 13228815.

It is an arithmetic number, because the mean of its divisors is an integer number (786516696).

Almost surely, 2^43742224734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43742224734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50337068544).

43742224734 is an abundant number, since it is smaller than the sum of its proper divisors (56931912354).

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

43742224734 is a wasteful number, since it uses less digits than its factorization.

43742224734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522.

The product of its digits is 903168, while the sum is 42.

The spelling of 43742224734 in words is "forty-three billion, seven hundred forty-two million, two hundred twenty-four thousand, seven hundred thirty-four".