1127421265652 has 48 divisors (see below), whose sum is σ = 2157144744384. Its totient is φ = 511323552000.

The previous prime is 1127421265651. The next prime is 1127421265667. The reversal of 1127421265652 is 2565621247211.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127421265651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48834752 + ... + 48857832.

It is an arithmetic number, because the mean of its divisors is an integer number (44940515508).

Almost surely, 2^{1127421265652} is an apocalyptic number.

It is an amenable number.

1127421265652 is a deficient number, since it is larger than the sum of its proper divisors (1029723478732).

1127421265652 is a wasteful number, since it uses less digits than its factorization.

1127421265652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25520 (or 25518 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The spelling of 1127421265652 in words is "one trillion, one hundred twenty-seven billion, four hundred twenty-one million, two hundred sixty-five thousand, six hundred fifty-two".