42003452545044 has 48 divisors (see below), whose sum is σ = 99860852814912. Its totient is φ = 13736484566272.

The previous prime is 42003452545027. The next prime is 42003452545081. The reversal of 42003452545044 is 44054525430024.

It is a junction number, because it is equal to n+sod(n) for n = 42003452544987 and 42003452545005.

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, 16739152 + ... + 19084184.

It is an arithmetic number, because the mean of its divisors is an integer number (2080434433644).

Almost surely, 2^{42003452545044} is an apocalyptic number.

It is an amenable number.

42003452545044 is an abundant number, since it is smaller than the sum of its proper divisors (57857400269868).

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

42003452545044 is a wasteful number, since it uses less digits than its factorization.

42003452545044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373256 (or 2373254 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 42.

Adding to 42003452545044 its reverse (44054525430024), we get a palindrome (86057977975068).

The spelling of 42003452545044 in words is "forty-two trillion, three billion, four hundred fifty-two million, five hundred forty-five thousand, forty-four".