42551533433140 has 48 divisors (see below), whose sum is σ = 96399767014992. Its totient is φ = 15717147969536.

The previous prime is 42551533433117. The next prime is 42551533433159. The reversal of 42551533433140 is 4133433515524.

It can be written as a sum of positive squares in 8 ways, for example, as 151880976 + 42551381552164 = 12324^2 + 6523142^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1180657159 + ... + 1180693198.

It is an arithmetic number, because the mean of its divisors is an integer number (2008328479479).

Almost surely, 2^{42551533433140} is an apocalyptic number.

It is an amenable number.

42551533433140 is an abundant number, since it is smaller than the sum of its proper divisors (53848233581852).

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

42551533433140 is a wasteful number, since it uses less digits than its factorization.

42551533433140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361350436 (or 2361350434 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 42551533433140 its reverse (4133433515524), we get a palindrome (46684966948664).

The spelling of 42551533433140 in words is "forty-two trillion, five hundred fifty-one billion, five hundred thirty-three million, four hundred thirty-three thousand, one hundred forty".