42073229286544 has 15 divisors (see below), whose sum is σ = 81516932012217. Its totient is φ = 21036601670496.

The previous prime is 42073229286533. The next prime is 42073229286587. The reversal of 42073229286544 is 44568292237024.

The square root of 42073229286544 is 6486388.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 40915212250000 + 1158017036544 = 6396500^2 + 1076112^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 25134754 + ... + 26756350.

Almost surely, 2^{42073229286544} is an apocalyptic number.

42073229286544 is the 6486388-th square number.

It is an amenable number.

42073229286544 is a deficient number, since it is larger than the sum of its proper divisors (39443702725673).

42073229286544 is an frugal number, since it uses more digits than its factorization.

42073229286544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3243202 (or 1621599 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 58.

The spelling of 42073229286544 in words is "forty-two trillion, seventy-three billion, two hundred twenty-nine million, two hundred eighty-six thousand, five hundred forty-four".