42051553103 has 48 divisors (see below), whose sum is σ = 53109688320. Its totient is φ = 32492016000.

The previous prime is 42051553051. The next prime is 42051553109. The reversal of 42051553103 is 30135515024.

It is not a de Polignac number, because 42051553103 - 2¹⁸ = 42051290959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42051553109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15340313 + ... + 15343053.

It is an arithmetic number, because the mean of its divisors is an integer number (1106451840).

Almost surely, 2^42051553103 is an apocalyptic number.

42051553103 is a deficient number, since it is larger than the sum of its proper divisors (11058135217).

42051553103 is a wasteful number, since it uses less digits than its factorization.

42051553103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920 (or 2859 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 42051553103 in words is "forty-two billion, fifty-one million, five hundred fifty-three thousand, one hundred three".