1143746520462 has 384 divisors, whose sum is σ = 3289089742848. Its totient is φ = 278691840000.

The previous prime is 1143746520461. The next prime is 1143746520487. The reversal of 1143746520462 is 2640256473411.

1143746520462 is a `hidden beast` number, since 1 + 1 + 43 + 7 + 46 + 520 + 46 + 2 = 666.

It is a super-2 number, since 2×1143746520462² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143746520461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 508104837 + ... + 508107087.

It is an arithmetic number, because the mean of its divisors is an integer number (8565337872).

Almost surely, 2^{1143746520462} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143746520462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1644544871424).

1143746520462 is an abundant number, since it is smaller than the sum of its proper divisors (2145343222386).

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

1143746520462 is a wasteful number, since it uses less digits than its factorization.

1143746520462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624 (or 2621 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 1143746520462 in words is "one trillion, one hundred forty-three billion, seven hundred forty-six million, five hundred twenty thousand, four hundred sixty-two".