6545910042 has 48 divisors (see below), whose sum is σ = 16325574720. Its totient is φ = 1856799936.

The previous prime is 6545910037. The next prime is 6545910047. The reversal of 6545910042 is 2400195456.

6545910042 is a `hidden beast` number, since 6 + 545 + 9 + 100 + 4 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (6545910037) and next prime (6545910047).

It is a junction number, because it is equal to n+sod(n) for n = 6545909979 and 6545910006.

It is not an unprimeable number, because it can be changed into a prime (6545910047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169363 + ... + 204390.

It is an arithmetic number, because the mean of its divisors is an integer number (340116140).

Almost surely, 2^6545910042 is an apocalyptic number.

6545910042 is an abundant number, since it is smaller than the sum of its proper divisors (9779664678).

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

6545910042 is a wasteful number, since it uses less digits than its factorization.

6545910042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373907 (or 373904 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 6545910042 is about 80906.7984906089. The cubic root of 6545910042 is about 1870.6391137143.

The spelling of 6545910042 in words is "six billion, five hundred forty-five million, nine hundred ten thousand, forty-two".