1146639146420 has 24 divisors (see below), whose sum is σ = 2410372059648. Its totient is φ = 458192829600.

The previous prime is 1146639146407. The next prime is 1146639146441. The reversal of 1146639146420 is 246419366411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28906496 + ... + 28946135.

It is an arithmetic number, because the mean of its divisors is an integer number (100432169152).

Almost surely, 2^{1146639146420} is an apocalyptic number.

1146639146420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146639146420 is an abundant number, since it is smaller than the sum of its proper divisors (1263732913228).

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

1146639146420 is a wasteful number, since it uses less digits than its factorization.

1146639146420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57853631 (or 57853629 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 47.

The spelling of 1146639146420 in words is "one trillion, one hundred forty-six billion, six hundred thirty-nine million, one hundred forty-six thousand, four hundred twenty".