55415533040300 has 72 divisors (see below), whose sum is σ = 123414919439616. Its totient is φ = 21589238095360.

The previous prime is 55415533040291. The next prime is 55415533040381. The reversal of 55415533040300 is 304033551455.

It is a super-2 number, since 2×55415533040300² (a number of 28 digits) contains 22 as substring.

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, 37433612 + ... + 38885811.

It is an arithmetic number, because the mean of its divisors is an integer number (1714096103328).

Almost surely, 2^{55415533040300} is an apocalyptic number.

55415533040300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55415533040300 is an abundant number, since it is smaller than the sum of its proper divisors (67999386399316).

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

55415533040300 is a wasteful number, since it uses less digits than its factorization.

55415533040300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76319627 (or 76319620 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 55415533040300 its reverse (304033551455), we get a palindrome (55719566591755).

The spelling of 55415533040300 in words is "fifty-five trillion, four hundred fifteen billion, five hundred thirty-three million, forty thousand, three hundred".