1051598999998 has 8 divisors (see below), whose sum is σ = 1607160736008. Its totient is φ = 515878754664.

The previous prime is 1051598999981. The next prime is 1051599000017. The reversal of 1051598999998 is 8999998951501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1051598999998² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4960372536 + ... + 4960372747.

It is an arithmetic number, because the mean of its divisors is an integer number (200895092001).

Almost surely, 2^{1051598999998} is an apocalyptic number.

1051598999998 is a deficient number, since it is larger than the sum of its proper divisors (555561736010).

1051598999998 is an equidigital number, since it uses as much as digits as its factorization.

1051598999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9920745338.

The product of its (nonzero) digits is 850305600, while the sum is 82.

The spelling of 1051598999998 in words is "one trillion, fifty-one billion, five hundred ninety-eight million, nine hundred ninety-nine thousand, nine hundred ninety-eight".