555355742400 has 672 divisors, whose sum is σ = 2143894924800. Its totient is φ = 139453747200.

The previous prime is 555355742353. The next prime is 555355742441. The reversal of 555355742400 is 4247553555.

It is a happy number.

555355742400 is a `hidden beast` number, since 5 + 5 + 5 + 35 + 574 + 2 + 40 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 141996445 + ... + 142000355.

Almost surely, 2^555355742400 is an apocalyptic number.

555355742400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555355742400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071947462400).

555355742400 is an abundant number, since it is smaller than the sum of its proper divisors (1588539182400).

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

555355742400 is a wasteful number, since it uses less digits than its factorization.

555355742400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134 (or 4113 counting only the distinct ones).

The product of its (nonzero) digits is 2100000, while the sum is 45.

The spelling of 555355742400 in words is "five hundred fifty-five billion, three hundred fifty-five million, seven hundred forty-two thousand, four hundred".