1051840857600 has 2520 divisors, whose sum is σ = 4567105833840. Its totient is φ = 239117598720.

The previous prime is 1051840857569. The next prime is 1051840857607. The reversal of 1051840857600 is 67580481501.

1051840857600 is a `hidden beast` number, since 10 + 518 + 40 + 85 + 7 + 6 + 0 + 0 = 666.

It is a super-2 number, since 2×1051840857600² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051840857607) by changing a digit.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 36270374386 + ... + 36270374414.

Almost surely, 2^{1051840857600} is an apocalyptic number.

1051840857600 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 1051840857600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2283552916920).

1051840857600 is an abundant number, since it is smaller than the sum of its proper divisors (3515264976240).

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

1051840857600 is an equidigital number, since it uses as much as digits as its factorization.

1051840857600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The spelling of 1051840857600 in words is "one trillion, fifty-one billion, eight hundred forty million, eight hundred fifty-seven thousand, six hundred".