139361840398 has 32 divisors (see below), whose sum is σ = 233680295520. Its totient is φ = 61782336000.

The previous prime is 139361840393. The next prime is 139361840437. The reversal of 139361840398 is 893048163931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139361840393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161268 + ... + 3205048.

It is an arithmetic number, because the mean of its divisors is an integer number (7302509235).

Almost surely, 2^139361840398 is an apocalyptic number.

139361840398 is a deficient number, since it is larger than the sum of its proper divisors (94318455122).

139361840398 is a wasteful number, since it uses less digits than its factorization.

139361840398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47364.

The product of its (nonzero) digits is 3359232, while the sum is 55.

The spelling of 139361840398 in words is "one hundred thirty-nine billion, three hundred sixty-one million, eight hundred forty thousand, three hundred ninety-eight".