1390207383936 has 512 divisors, whose sum is σ = 4813257600000. Its totient is φ = 394847889408.

The previous prime is 1390207383893. The next prime is 1390207383953. The reversal of 1390207383936 is 6393837020931.

1390207383936 is a `hidden beast` number, since 1 + 390 + 20 + 73 + 83 + 93 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 205072195 + ... + 205078973.

It is an arithmetic number, because the mean of its divisors is an integer number (9400893750).

Almost surely, 2^{1390207383936} is an apocalyptic number.

1390207383936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1390207383936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2406628800000).

1390207383936 is an abundant number, since it is smaller than the sum of its proper divisors (3423050216064).

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

1390207383936 is an equidigital number, since it uses as much as digits as its factorization.

1390207383936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6996 (or 6964 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 54.

The spelling of 1390207383936 in words is "one trillion, three hundred ninety billion, two hundred seven million, three hundred eighty-three thousand, nine hundred thirty-six".