42953198400 has 840 divisors, whose sum is σ = 182471446080. Its totient is φ = 9707765760.

The previous prime is 42953198389. The next prime is 42953198437. The reversal of 42953198400 is 489135924.

42953198400 is a `hidden beast` number, since 4 + 2 + 9 + 53 + 198 + 400 = 666.

It is a tau number, because it is divible by the number of its divisors (840).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 102513391 + ... + 102513809.

It is an arithmetic number, because the mean of its divisors is an integer number (217227912).

Almost surely, 2^42953198400 is an apocalyptic number.

42953198400 is a gapful number since it is divisible by the number (40) 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 42953198400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91235723040).

42953198400 is an abundant number, since it is smaller than the sum of its proper divisors (139518247680).

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

42953198400 is a wasteful number, since it uses less digits than its factorization.

42953198400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 42953198400 in words is "forty-two billion, nine hundred fifty-three million, one hundred ninety-eight thousand, four hundred".