2139347464735 has 8 divisors (see below), whose sum is σ = 2764695185280. Its totient is φ = 1579825820064.

The previous prime is 2139347464729. The next prime is 2139347464741. The reversal of 2139347464735 is 5374647439312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2139347464729) and next prime (2139347464741).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2139347464735 - 2¹⁷ = 2139347333663 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2139347464735.

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, 16456518895 + ... + 16456519024.

It is an arithmetic number, because the mean of its divisors is an integer number (345586898160).

Almost surely, 2^{2139347464735} is an apocalyptic number.

2139347464735 is a deficient number, since it is larger than the sum of its proper divisors (625347720545).

2139347464735 is a wasteful number, since it uses less digits than its factorization.

2139347464735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32913037937.

The product of its digits is 45722880, while the sum is 58.

The spelling of 2139347464735 in words is "two trillion, one hundred thirty-nine billion, three hundred forty-seven million, four hundred sixty-four thousand, seven hundred thirty-five".