1960399143552 has 64 divisors (see below), whose sum is σ = 5295569781600. Its totient is φ = 642390672384.

The previous prime is 1960399143481. The next prime is 1960399143589. The reversal of 1960399143552 is 2553419930691.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 1960399143492 and 1960399143501.

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, 43241803 + ... + 43287114.

Almost surely, 2^{1960399143552} is an apocalyptic number.

1960399143552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1960399143552 is an abundant number, since it is smaller than the sum of its proper divisors (3335170638048).

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

1960399143552 is an equidigital number, since it uses as much as digits as its factorization.

1960399143552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86528993 (or 86528981 counting only the distinct ones).

The product of its (nonzero) digits is 7873200, while the sum is 57.

The spelling of 1960399143552 in words is "one trillion, nine hundred sixty billion, three hundred ninety-nine million, one hundred forty-three thousand, five hundred fifty-two".