1382601623550 has 96 divisors (see below), whose sum is σ = 3919803378432. Its totient is φ = 315933281280.

The previous prime is 1382601623483. The next prime is 1382601623561. The reversal of 1382601623550 is 553261062831.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3538734 + ... + 3909966.

It is an arithmetic number, because the mean of its divisors is an integer number (40831285192).

Almost surely, 2^{1382601623550} is an apocalyptic number.

1382601623550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1382601623550 is an abundant number, since it is smaller than the sum of its proper divisors (2537201754882).

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

1382601623550 is a wasteful number, since it uses less digits than its factorization.

1382601623550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374802 (or 374797 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 1382601623550 in words is "one trillion, three hundred eighty-two billion, six hundred one million, six hundred twenty-three thousand, five hundred fifty".