42510261161102 has 16 divisors (see below), whose sum is σ = 72875406589920. Its totient is φ = 18218515062048.

The previous prime is 42510261161077. The next prime is 42510261161113. The reversal of 42510261161102 is 20116116201524.

It is a happy number.

It is a super-2 number, since 2×42510261161102² (a number of 28 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 7 ways as a sum of consecutive naturals, for example, 12448577 + ... + 15491532.

It is an arithmetic number, because the mean of its divisors is an integer number (4554712911870).

Almost surely, 2^{42510261161102} is an apocalyptic number.

42510261161102 is a deficient number, since it is larger than the sum of its proper divisors (30365145428818).

42510261161102 is a wasteful number, since it uses less digits than its factorization.

42510261161102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28048795.

The product of its (nonzero) digits is 5760, while the sum is 32.

Adding to 42510261161102 its reverse (20116116201524), we get a palindrome (62626377362626).

The spelling of 42510261161102 in words is "forty-two trillion, five hundred ten billion, two hundred sixty-one million, one hundred sixty-one thousand, one hundred two".