42718388381724 has 96 divisors (see below), whose sum is σ = 113560561626624. Its totient is φ = 12371761515520.

The previous prime is 42718388381677. The next prime is 42718388381729.

42718388381724 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718388381729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2275209 + ... + 9519104.

It is an arithmetic number, because the mean of its divisors is an integer number (1182922516944).

Almost surely, 2^{42718388381724} is an apocalyptic number.

42718388381724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42718388381724 is an abundant number, since it is smaller than the sum of its proper divisors (70842173244900).

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

42718388381724 is a wasteful number, since it uses less digits than its factorization.

42718388381724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11795547 (or 11795545 counting only the distinct ones).

The product of its digits is 115605504, while the sum is 66.

The spelling of 42718388381724 in words is "forty-two trillion, seven hundred eighteen billion, three hundred eighty-eight million, three hundred eighty-one thousand, seven hundred twenty-four".