1105878923820 has 240 divisors, whose sum is σ = 3949111127808. Its totient is φ = 256435597440.

The previous prime is 1105878923791. The next prime is 1105878923827. The reversal of 1105878923820 is 283298785011.

1105878923820 is a `hidden beast` number, since 1 + 1 + 0 + 587 + 8 + 9 + 2 + 38 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1105878923827) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 939234 + ... + 1758953.

Almost surely, 2^{1105878923820} is an apocalyptic number.

1105878923820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105878923820 is an abundant number, since it is smaller than the sum of its proper divisors (2843232203988).

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

1105878923820 is a wasteful number, since it uses less digits than its factorization.

1105878923820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698242 (or 2698231 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The spelling of 1105878923820 in words is "one trillion, one hundred five billion, eight hundred seventy-eight million, nine hundred twenty-three thousand, eight hundred twenty".