42511403450 has 48 divisors (see below), whose sum is σ = 81341653920. Its totient is φ = 16517805120.

The previous prime is 42511403419. The next prime is 42511403461. The reversal of 42511403450 is 5430411524.

42511403450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1126589 + ... + 1163711.

It is an arithmetic number, because the mean of its divisors is an integer number (1694617790).

Almost surely, 2^42511403450 is an apocalyptic number.

42511403450 is a deficient number, since it is larger than the sum of its proper divisors (38830250470).

42511403450 is a wasteful number, since it uses less digits than its factorization.

42511403450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37791 (or 37786 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 42511403450 its reverse (5430411524), we get a palindrome (47941814974).

The spelling of 42511403450 in words is "forty-two billion, five hundred eleven million, four hundred three thousand, four hundred fifty".