356948982541998 has 768 divisors, whose sum is σ = 1057978920960000. Its totient is φ = 85962113395200.

The previous prime is 356948982541973. The next prime is 356948982542027. The reversal of 356948982541998 is 899145289849653.

356948982541998 is a `hidden beast` number, since 3 + 5 + 6 + 9 + 4 + 89 + 8 + 25 + 419 + 98 = 666.

It is a super-2 number, since 2×356948982541998² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 12551375863 + ... + 12551404301.

It is an arithmetic number, because the mean of its divisors is an integer number (1377576720000).

Almost surely, 2^{356948982541998} is an apocalyptic number.

356948982541998 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 356948982541998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528989460480000).

356948982541998 is an abundant number, since it is smaller than the sum of its proper divisors (701029938418002).

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

356948982541998 is a wasteful number, since it uses less digits than its factorization.

356948982541998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28706 (or 28689 counting only the distinct ones).

The product of its digits is 48372940800, while the sum is 90.

The spelling of 356948982541998 in words is "three hundred fifty-six trillion, nine hundred forty-eight billion, nine hundred eighty-two million, five hundred forty-one thousand, nine hundred ninety-eight".