53545012400 has 60 divisors (see below), whose sum is σ = 140336621304. Its totient is φ = 19470912000.

The previous prime is 53545012361. The next prime is 53545012427. The reversal of 53545012400 is 421054535.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6080261 + ... + 6089060.

Almost surely, 2^53545012400 is an apocalyptic number.

53545012400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53545012400 is an abundant number, since it is smaller than the sum of its proper divisors (86791608904).

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

53545012400 is a wasteful number, since it uses less digits than its factorization.

53545012400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12169350 (or 12169339 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 53545012400 its reverse (421054535), we get a palindrome (53966066935).

The spelling of 53545012400 in words is "fifty-three billion, five hundred forty-five million, twelve thousand, four hundred".