1248791677050 has 24 divisors (see below), whose sum is σ = 3097003359456. Its totient is φ = 333011113840.

The previous prime is 1248791677033. The next prime is 1248791677051. The reversal of 1248791677050 is 507761978421.

It is not an unprimeable number, because it can be changed into a prime (1248791677051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4162638774 + ... + 4162639073.

It is an arithmetic number, because the mean of its divisors is an integer number (129041806644).

Almost surely, 2^{1248791677050} is an apocalyptic number.

1248791677050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1248791677050 is an abundant number, since it is smaller than the sum of its proper divisors (1848211682406).

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

1248791677050 is a wasteful number, since it uses less digits than its factorization.

1248791677050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325277862 (or 8325277857 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 57.

The spelling of 1248791677050 in words is "one trillion, two hundred forty-eight billion, seven hundred ninety-one million, six hundred seventy-seven thousand, fifty".