55445420240100 has 216 divisors, whose sum is σ = 190195462565472. Its totient is φ = 13398369753600.

The previous prime is 55445420240053. The next prime is 55445420240207. The reversal of 55445420240100 is 104202454455.

55445420240100 is a `hidden beast` number, since 5 + 5 + 4 + 4 + 542 + 0 + 2 + 4 + 0 + 100 = 666.

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

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, 5847862 + ... + 12045261.

Almost surely, 2^{55445420240100} is an apocalyptic number.

55445420240100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55445420240100 is an abundant number, since it is smaller than the sum of its proper divisors (134750042325372).

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

55445420240100 is a wasteful number, since it uses less digits than its factorization.

55445420240100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17893467 (or 17893457 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 55445420240100 its reverse (104202454455), we get a palindrome (55549622694555).

The spelling of 55445420240100 in words is "fifty-five trillion, four hundred forty-five billion, four hundred twenty million, two hundred forty thousand, one hundred".