1427750128888 has 16 divisors (see below), whose sum is σ = 2677045131000. Its totient is φ = 713871427296.

The previous prime is 1427750128859. The next prime is 1427750128927. The reversal of 1427750128888 is 8888210577241.

It is a super-2 number, since 2×1427750128888² (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, 1981618 + ... + 2604286.

Almost surely, 2^{1427750128888} is an apocalyptic number.

It is an amenable number.

1427750128888 is a deficient number, since it is larger than the sum of its proper divisors (1249295002112).

1427750128888 is a wasteful number, since it uses less digits than its factorization.

1427750128888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909294 (or 909290 counting only the distinct ones).

The product of its (nonzero) digits is 16056320, while the sum is 61.

The spelling of 1427750128888 in words is "one trillion, four hundred twenty-seven billion, seven hundred fifty million, one hundred twenty-eight thousand, eight hundred eighty-eight".