53354042400 has 72 divisors (see below), whose sum is σ = 173667415824. Its totient is φ = 14227744000.

The previous prime is 53354042393. The next prime is 53354042407. The reversal of 53354042400 is 424045335.

It is an interprime number because it is at equal distance from previous prime (53354042393) and next prime (53354042407).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (53354042407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11113026 + ... + 11117825.

It is an arithmetic number, because the mean of its divisors is an integer number (2412047442).

Almost surely, 2^53354042400 is an apocalyptic number.

53354042400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53354042400 is an abundant number, since it is smaller than the sum of its proper divisors (120313373424).

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

53354042400 is a wasteful number, since it uses less digits than its factorization.

53354042400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22230874 (or 22230861 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 53354042400 its reverse (424045335), we get a palindrome (53778087735).

The spelling of 53354042400 in words is "fifty-three billion, three hundred fifty-four million, forty-two thousand, four hundred".