1264230542160 has 240 divisors, whose sum is σ = 4496373213696. Its totient is φ = 317232279552.

The previous prime is 1264230542137. The next prime is 1264230542171. The reversal of 1264230542160 is 612450324621.

1264230542160 is a `hidden beast` number, since 1 + 2 + 642 + 3 + 0 + 5 + 4 + 2 + 1 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94571797 + ... + 94585163.

Almost surely, 2^{1264230542160} is an apocalyptic number.

1264230542160 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 1264230542160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2248186606848).

1264230542160 is an abundant number, since it is smaller than the sum of its proper divisors (3232142671536).

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

1264230542160 is a wasteful number, since it uses less digits than its factorization.

1264230542160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21130 (or 21121 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 1264230542160 its reverse (612450324621), we get a palindrome (1876680866781).

The spelling of 1264230542160 in words is "one trillion, two hundred sixty-four billion, two hundred thirty million, five hundred forty-two thousand, one hundred sixty".