201856011530400 has 1152 divisors, whose sum is σ = 813246606385920. Its totient is φ = 48090267648000.

The previous prime is 201856011530399. The next prime is 201856011530423. The reversal of 201856011530400 is 4035110658102.

201856011530400 is a `hidden beast` number, since 2 + 0 + 1 + 8 + 5 + 601 + 1 + 5 + 3 + 0 + 40 + 0 = 666.

201856011530400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 556861215 + ... + 557223585.

It is an arithmetic number, because the mean of its divisors is an integer number (705943234710).

Almost surely, 2^{201856011530400} is an apocalyptic number.

201856011530400 is a gapful number since it is divisible by the number (20) 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 201856011530400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406623303192960).

201856011530400 is an abundant number, since it is smaller than the sum of its proper divisors (611390594855520).

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

201856011530400 is a wasteful number, since it uses less digits than its factorization.

201856011530400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362495 (or 362476 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 201856011530400 in words is "two hundred one trillion, eight hundred fifty-six billion, eleven million, five hundred thirty thousand, four hundred".