42510445055100 has 216 divisors, whose sum is σ = 145364549021328. Its totient is φ = 10305236966400.

The previous prime is 42510445055081. The next prime is 42510445055129. The reversal of 42510445055100 is 155054401524.

42510445055100 is a `hidden beast` number, since 4 + 2 + 5 + 1 + 0 + 44 + 505 + 5 + 100 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 498689682 + ... + 498774918.

Almost surely, 2^{42510445055100} is an apocalyptic number.

It is an amenable number.

42510445055100 is an abundant number, since it is smaller than the sum of its proper divisors (102854103966228).

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

42510445055100 is a wasteful number, since it uses less digits than its factorization.

42510445055100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135645 (or 135635 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

Adding to 42510445055100 its reverse (155054401524), we get a palindrome (42665499456624).

The spelling of 42510445055100 in words is "forty-two trillion, five hundred ten billion, four hundred forty-five million, fifty-five thousand, one hundred".