2153730311894 has 16 divisors (see below), whose sum is σ = 3728664644256. Its totient is φ = 913888392000.

The previous prime is 2153730311867. The next prime is 2153730311903. The reversal of 2153730311894 is 4981130373512.

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, 761572247 + ... + 761575074.

It is an arithmetic number, because the mean of its divisors is an integer number (233041540266).

Almost surely, 2^{2153730311894} is an apocalyptic number.

2153730311894 is a deficient number, since it is larger than the sum of its proper divisors (1574934332362).

2153730311894 is a wasteful number, since it uses less digits than its factorization.

2153730311894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523147431.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 2153730311894 in words is "two trillion, one hundred fifty-three billion, seven hundred thirty million, three hundred eleven thousand, eight hundred ninety-four".