1145051508398 has 32 divisors (see below), whose sum is σ = 1986795385344. Its totient is φ = 484775066592.

The previous prime is 1145051508371. The next prime is 1145051508427. The reversal of 1145051508398 is 8938051505411.

It is a super-2 number, since 2×1145051508398² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12966911 + ... + 13054917.

It is an arithmetic number, because the mean of its divisors is an integer number (62087355792).

Almost surely, 2^{1145051508398} is an apocalyptic number.

1145051508398 is a deficient number, since it is larger than the sum of its proper divisors (841743876946).

1145051508398 is a wasteful number, since it uses less digits than its factorization.

1145051508398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99296.

The product of its (nonzero) digits is 864000, while the sum is 50.

The spelling of 1145051508398 in words is "one trillion, one hundred forty-five billion, fifty-one million, five hundred eight thousand, three hundred ninety-eight".