2354156747645 has 8 divisors (see below), whose sum is σ = 2991163867704. Its totient is φ = 1772541551104.

The previous prime is 2354156747639. The next prime is 2354156747717. The reversal of 2354156747645 is 5467476514532.

It can be written as a sum of positive squares in 4 ways, for example, as 235929747076 + 2118227000569 = 485726^2 + 1455413^2 .

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 2354156747645 - 2⁸ = 2354156747389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13847980784 + ... + 13847980953.

It is an arithmetic number, because the mean of its divisors is an integer number (373895483463).

Almost surely, 2^{2354156747645} is an apocalyptic number.

It is an amenable number.

2354156747645 is a deficient number, since it is larger than the sum of its proper divisors (637007120059).

2354156747645 is a wasteful number, since it uses less digits than its factorization.

2354156747645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27695961759.

The product of its digits is 84672000, while the sum is 59.

The spelling of 2354156747645 in words is "two trillion, three hundred fifty-four billion, one hundred fifty-six million, seven hundred forty-seven thousand, six hundred forty-five".