1045781100508 has 12 divisors (see below), whose sum is σ = 1937770862832. Its totient is φ = 492132282560.

The previous prime is 1045781100493. The next prime is 1045781100527. The reversal of 1045781100508 is 8050011875401.

It is a super-2 number, since 2×1045781100508² (a number of 25 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 3 ways as a sum of consecutive naturals, for example, 7689566848 + ... + 7689566983.

It is an arithmetic number, because the mean of its divisors is an integer number (161480905236).

Almost surely, 2^{1045781100508} is an apocalyptic number.

It is an amenable number.

1045781100508 is a deficient number, since it is larger than the sum of its proper divisors (891989762324).

1045781100508 is a wasteful number, since it uses less digits than its factorization.

1045781100508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15379133852 (or 15379133850 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 40.

Adding to 1045781100508 its reverse (8050011875401), we get a palindrome (9095792975909).

The spelling of 1045781100508 in words is "one trillion, forty-five billion, seven hundred eighty-one million, one hundred thousand, five hundred eight".