1019864673960 has 128 divisors (see below), whose sum is σ = 3375242006400. Its totient is φ = 244461916160.

The previous prime is 1019864673953. The next prime is 1019864674009. The reversal of 1019864673960 is 693764689101.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 1019864673894 and 1019864673903.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4223109 + ... + 4458068.

It is an arithmetic number, because the mean of its divisors is an integer number (26369078175).

Almost surely, 2^{1019864673960} is an apocalyptic number.

1019864673960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1019864673960 is an abundant number, since it is smaller than the sum of its proper divisors (2355377332440).

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

1019864673960 is a wasteful number, since it uses less digits than its factorization.

1019864673960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8681291 (or 8681287 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 1019864673960 in words is "one trillion, nineteen billion, eight hundred sixty-four million, six hundred seventy-three thousand, nine hundred sixty".