1144451498400 has 864 divisors, whose sum is σ = 4867180980480. Its totient is φ = 247381770240.

The previous prime is 1144451498371. The next prime is 1144451498527. The reversal of 1144451498400 is 48941544411.

1144451498400 is a `hidden beast` number, since 1 + 1 + 4 + 4 + 4 + 514 + 98 + 40 + 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 (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 103163254 + ... + 103174346.

It is an arithmetic number, because the mean of its divisors is an integer number (5633311320).

Almost surely, 2^{1144451498400} is an apocalyptic number.

1144451498400 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 1144451498400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2433590490240).

1144451498400 is an abundant number, since it is smaller than the sum of its proper divisors (3722729482080).

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

1144451498400 is a wasteful number, since it uses less digits than its factorization.

1144451498400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11238 (or 11222 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 1144451498400 in words is "one trillion, one hundred forty-four billion, four hundred fifty-one million, four hundred ninety-eight thousand, four hundred".