1126266505500 has 96 divisors (see below), whose sum is σ = 3452303312640. Its totient is φ = 284530478400.

The previous prime is 1126266505489. The next prime is 1126266505517. The reversal of 1126266505500 is 55056626211.

It is a happy number.

It is a super-2 number, since 2×1126266505500² (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 31 ways as a sum of consecutive naturals, for example, 19730562 + ... + 19787561.

It is an arithmetic number, because the mean of its divisors is an integer number (35961492840).

Almost surely, 2^{1126266505500} is an apocalyptic number.

1126266505500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1126266505500 is an abundant number, since it is smaller than the sum of its proper divisors (2326036807140).

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

1126266505500 is a wasteful number, since it uses less digits than its factorization.

1126266505500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39518164 (or 39518152 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 1126266505500 in words is "one trillion, one hundred twenty-six billion, two hundred sixty-six million, five hundred five thousand, five hundred".