42251451161334 has 64 divisors (see below), whose sum is σ = 85414858905600. Its totient is φ = 13932642339072.

The previous prime is 42251451161287. The next prime is 42251451161383. The reversal of 42251451161334 is 43316115415224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3016014922 + ... + 3016028930.

It is an arithmetic number, because the mean of its divisors is an integer number (1334607170400).

Almost surely, 2^{42251451161334} is an apocalyptic number.

42251451161334 is an abundant number, since it is smaller than the sum of its proper divisors (43163407744266).

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

42251451161334 is a wasteful number, since it uses less digits than its factorization.

42251451161334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28229.

The product of its digits is 345600, while the sum is 42.

Adding to 42251451161334 its reverse (43316115415224), we get a palindrome (85567566576558).

The spelling of 42251451161334 in words is "forty-two trillion, two hundred fifty-one billion, four hundred fifty-one million, one hundred sixty-one thousand, three hundred thirty-four".