1946447120500 has 48 divisors (see below), whose sum is σ = 4251222048528. Its totient is φ = 778545600000.

The previous prime is 1946447120441. The next prime is 1946447120503. The reversal of 1946447120500 is 50217446491.

It can be written as a sum of positive squares in 8 ways, for example, as 64161903204 + 1882285217296 = 253302^2 + 1371964^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946447120503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14031480 + ... + 14169520.

It is an arithmetic number, because the mean of its divisors is an integer number (88567126011).

Almost surely, 2^{1946447120500} is an apocalyptic number.

1946447120500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1946447120500 is an abundant number, since it is smaller than the sum of its proper divisors (2304774928028).

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

1946447120500 is a wasteful number, since it uses less digits than its factorization.

1946447120500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166261 (or 166249 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 1946447120500 in words is "one trillion, nine hundred forty-six billion, four hundred forty-seven million, one hundred twenty thousand, five hundred".