1123746142320 has 120 divisors (see below), whose sum is σ = 3875911898976. Its totient is φ = 291566559744.

The previous prime is 1123746142313. The next prime is 1123746142381. The reversal of 1123746142320 is 232416473211.

1123746142320 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 7 + 4 + 614 + 2 + 32 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

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 23 ways as a sum of consecutive naturals, for example, 21064692 + ... + 21117971.

Almost surely, 2^{1123746142320} is an apocalyptic number.

1123746142320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123746142320 is an abundant number, since it is smaller than the sum of its proper divisors (2752165756656).

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

1123746142320 is a wasteful number, since it uses less digits than its factorization.

1123746142320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42182719 (or 42182710 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 1123746142320 in words is "one trillion, one hundred twenty-three billion, seven hundred forty-six million, one hundred forty-two thousand, three hundred twenty".