1040732453880 has 128 divisors (see below), whose sum is σ = 3964695091200. Its totient is φ = 237881702016.

The previous prime is 1040732453801. The next prime is 1040732453927. The reversal of 1040732453880 is 883542370401.

1040732453880 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 7 + 32 + 4 + 538 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68823952 + ... + 68839071.

It is an arithmetic number, because the mean of its divisors is an integer number (30974180400).

Almost surely, 2^{1040732453880} is an apocalyptic number.

1040732453880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040732453880 is an abundant number, since it is smaller than the sum of its proper divisors (2923962637320).

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

1040732453880 is a wasteful number, since it uses less digits than its factorization.

1040732453880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137663050 (or 137663040 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 1040732453880 in words is "one trillion, forty billion, seven hundred thirty-two million, four hundred fifty-three thousand, eight hundred eighty".