2140454370206 has 8 divisors (see below), whose sum is σ = 3210916278144. Its totient is φ = 1070148944160.

The previous prime is 2140454370193. The next prime is 2140454370233. The reversal of 2140454370206 is 6020734540412.

It is a happy number.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2140454370206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39086270 + ... + 39140993.

It is an arithmetic number, because the mean of its divisors is an integer number (401364534768).

Almost surely, 2^{2140454370206} is an apocalyptic number.

2140454370206 is a deficient number, since it is larger than the sum of its proper divisors (1070461907938).

2140454370206 is a wasteful number, since it uses less digits than its factorization.

2140454370206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78240946.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 2140454370206 in words is "two trillion, one hundred forty billion, four hundred fifty-four million, three hundred seventy thousand, two hundred six".