7138213381026 has 48 divisors (see below), whose sum is σ = 19035235687104. Its totient is φ = 1882605726432.

The previous prime is 7138213380989. The next prime is 7138213381063. The reversal of 7138213381026 is 6201833128317.

7138213381026 is a `hidden beast` number, since 7 + 1 + 38 + 213 + 381 + 0 + 26 = 666.

It is an interprime number because it is at equal distance from previous prime (7138213380989) and next prime (7138213381063).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2178940176 + ... + 2178943451.

It is an arithmetic number, because the mean of its divisors is an integer number (396567410148).

Almost surely, 2^{7138213381026} is an apocalyptic number.

7138213381026 is an abundant number, since it is smaller than the sum of its proper divisors (11897022306078).

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

7138213381026 is a wasteful number, since it uses less digits than its factorization.

7138213381026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4357883655 (or 4357883652 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 7138213381026 in words is "seven trillion, one hundred thirty-eight billion, two hundred thirteen million, three hundred eighty-one thousand, twenty-six".