1264485373560 has 192 divisors, whose sum is σ = 4263685620480. Its totient is φ = 324661800960.

The previous prime is 1264485373553. The next prime is 1264485373601. The reversal of 1264485373560 is 653735844621.

1264485373560 is a `hidden beast` number, since 1 + 2 + 6 + 4 + 4 + 8 + 5 + 3 + 73 + 560 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1264485373497 and 1264485373506.

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, 1910944 + ... + 2486096.

It is an arithmetic number, because the mean of its divisors is an integer number (22206695940).

Almost surely, 2^{1264485373560} is an apocalyptic number.

1264485373560 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 1264485373560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2131842810240).

1264485373560 is an abundant number, since it is smaller than the sum of its proper divisors (2999200246920).

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

1264485373560 is a wasteful number, since it uses less digits than its factorization.

1264485373560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575398 (or 575391 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 1264485373560 in words is "one trillion, two hundred sixty-four billion, four hundred eighty-five million, three hundred seventy-three thousand, five hundred sixty".