1386761334438 has 16 divisors (see below), whose sum is σ = 2774692466496. Its totient is φ = 462058811880.

The previous prime is 1386761334377. The next prime is 1386761334443. The reversal of 1386761334438 is 8344331676831.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48726156 + ... + 48754607.

It is an arithmetic number, because the mean of its divisors is an integer number (173418279156).

Almost surely, 2^{1386761334438} is an apocalyptic number.

1386761334438 is an abundant number, since it is smaller than the sum of its proper divisors (1387931132058).

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

1386761334438 is a wasteful number, since it uses less digits than its factorization.

1386761334438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97483139.

The product of its digits is 20901888, while the sum is 57.

The spelling of 1386761334438 in words is "one trillion, three hundred eighty-six billion, seven hundred sixty-one million, three hundred thirty-four thousand, four hundred thirty-eight".