1374996635550 has 144 divisors (see below), whose sum is σ = 3765699091440. Its totient is φ = 359621061120.

The previous prime is 1374996635489. The next prime is 1374996635599. The reversal of 1374996635550 is 555366994731.

1374996635550 is a `hidden beast` number, since 1 + 3 + 7 + 49 + 9 + 6 + 6 + 35 + 550 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5763232 + ... + 5997068.

It is an arithmetic number, because the mean of its divisors is an integer number (26150688135).

Almost surely, 2^{1374996635550} is an apocalyptic number.

1374996635550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1374996635550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1882849545720).

1374996635550 is an abundant number, since it is smaller than the sum of its proper divisors (2390702455890).

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

1374996635550 is a wasteful number, since it uses less digits than its factorization.

1374996635550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234107 (or 234099 counting only the distinct ones).

The product of its (nonzero) digits is 91854000, while the sum is 63.

The spelling of 1374996635550 in words is "one trillion, three hundred seventy-four billion, nine hundred ninety-six million, six hundred thirty-five thousand, five hundred fifty".