42001252053074 has 8 divisors (see below), whose sum is σ = 63002069760780. Its totient is φ = 21000562132816.

The previous prime is 42001252053073. The next prime is 42001252053113. The reversal of 42001252053074 is 47035025210024.

It can be written as a sum of positive squares in 2 ways, for example, as 40703851321849 + 1297400731225 = 6379957^2 + 1139035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42001252053074² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42001252053073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31120889 + ... + 32442444.

Almost surely, 2^{42001252053074} is an apocalyptic number.

42001252053074 is a deficient number, since it is larger than the sum of its proper divisors (21000817707706).

42001252053074 is a wasteful number, since it uses less digits than its factorization.

42001252053074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63893724.

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 42001252053074 its reverse (47035025210024), we get a palindrome (89036277263098).

The spelling of 42001252053074 in words is "forty-two trillion, one billion, two hundred fifty-two million, fifty-three thousand, seventy-four".