1040634254880 has 240 divisors, whose sum is σ = 4006442430144. Its totient is φ = 252274936320.

The previous prime is 1040634254851. The next prime is 1040634254887. The reversal of 1040634254880 is 884524360401.

1040634254880 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 63 + 42 + 548 + 8 + 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 (45).

It is not an unprimeable number, because it can be changed into a prime (1040634254887) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3507252 + ... + 3792371.

Almost surely, 2^{1040634254880} is an apocalyptic number.

1040634254880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040634254880 is an abundant number, since it is smaller than the sum of its proper divisors (2965808175264).

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

1040634254880 is a wasteful number, since it uses less digits than its factorization.

1040634254880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7299661 (or 7299644 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 1040634254880 in words is "one trillion, forty billion, six hundred thirty-four million, two hundred fifty-four thousand, eight hundred eighty".