1260032501880 has 256 divisors, whose sum is σ = 4233394368000. Its totient is φ = 333354617856.

The previous prime is 1260032501869. The next prime is 1260032501891. The reversal of 1260032501880 is 881052300621.

It is a happy number.

1260032501880 is a `hidden beast` number, since 1 + 2 + 600 + 32 + 5 + 0 + 18 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1260032501869) and next prime (1260032501891).

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 63 ways as a sum of consecutive naturals, for example, 85633404 + ... + 85648116.

It is an arithmetic number, because the mean of its divisors is an integer number (16536696750).

Almost surely, 2^{1260032501880} is an apocalyptic number.

1260032501880 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 1260032501880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2116697184000).

1260032501880 is an abundant number, since it is smaller than the sum of its proper divisors (2973361866120).

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

1260032501880 is a wasteful number, since it uses less digits than its factorization.

1260032501880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15355 (or 15345 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 1260032501880 in words is "one trillion, two hundred sixty billion, thirty-two million, five hundred one thousand, eight hundred eighty".