1379432498850 has 504 divisors, whose sum is σ = 4489765175700. Its totient is φ = 314253354240.

The previous prime is 1379432498767. The next prime is 1379432498861. The reversal of 1379432498850 is 588942349731.

1379432498850 is a `hidden beast` number, since 1 + 3 + 7 + 94 + 3 + 2 + 498 + 8 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1112622026481 + 266810472369 = 1054809^2 + 516537^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 623330344 + ... + 623332556.

Almost surely, 2^{1379432498850} is an apocalyptic number.

1379432498850 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 1379432498850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2244882587850).

1379432498850 is an abundant number, since it is smaller than the sum of its proper divisors (3110332676850).

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

1379432498850 is a wasteful number, since it uses less digits than its factorization.

1379432498850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606 (or 2579 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 1379432498850 in words is "one trillion, three hundred seventy-nine billion, four hundred thirty-two million, four hundred ninety-eight thousand, eight hundred fifty".