1298588396976 has 240 divisors, whose sum is σ = 3967545394176. Its totient is φ = 394115549184.

The previous prime is 1298588396957. The next prime is 1298588396983. The reversal of 1298588396976 is 6796938858921.

1298588396976 is a `hidden beast` number, since 1 + 2 + 9 + 85 + 88 + 396 + 9 + 76 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1298588396895 and 1298588396904.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41113926 + ... + 41145498.

Almost surely, 2^{1298588396976} is an apocalyptic number.

1298588396976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298588396976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1983772697088).

1298588396976 is an abundant number, since it is smaller than the sum of its proper divisors (2668956997200).

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

1298588396976 is a wasteful number, since it uses less digits than its factorization.

1298588396976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31900 (or 31891 counting only the distinct ones).

The product of its digits is 2821754880, while the sum is 81.

The spelling of 1298588396976 in words is "one trillion, two hundred ninety-eight billion, five hundred eighty-eight million, three hundred ninety-six thousand, nine hundred seventy-six".