10194812555400 has 960 divisors, whose sum is σ = 42677706487680. Its totient is φ = 2224939622400.

The previous prime is 10194812555381. The next prime is 10194812555461. The reversal of 10194812555400 is 455521849101.

10194812555400 is a `hidden beast` number, since 1 + 0 + 1 + 9 + 4 + 81 + 25 + 5 + 540 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 69603042 + ... + 69749358.

It is an arithmetic number, because the mean of its divisors is an integer number (44455944258).

Almost surely, 2^{10194812555400} is an apocalyptic number.

10194812555400 is a gapful number since it is divisible by the number (10) 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 10194812555400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21338853243840).

10194812555400 is an abundant number, since it is smaller than the sum of its proper divisors (32482893932280).

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

10194812555400 is a wasteful number, since it uses less digits than its factorization.

10194812555400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146396 (or 146378 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 10194812555400 in words is "ten trillion, one hundred ninety-four billion, eight hundred twelve million, five hundred fifty-five thousand, four hundred".