2345452273445 has 16 divisors (see below), whose sum is σ = 2895896057088. Its totient is φ = 1822311691200.

The previous prime is 2345452273433. The next prime is 2345452273453. The reversal of 2345452273445 is 5443722545432.

It is not a de Polignac number, because 2345452273445 - 2¹⁶ = 2345452207909 is a prime.

It is a super-2 number, since 2×2345452273445² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2345452273393 and 2345452273402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11487581 + ... + 11689970.

It is an arithmetic number, because the mean of its divisors is an integer number (180993503568).

Almost surely, 2^{2345452273445} is an apocalyptic number.

It is an amenable number.

2345452273445 is a deficient number, since it is larger than the sum of its proper divisors (550443783643).

2345452273445 is a wasteful number, since it uses less digits than its factorization.

2345452273445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23178140.

The product of its digits is 16128000, while the sum is 50.

The spelling of 2345452273445 in words is "two trillion, three hundred forty-five billion, four hundred fifty-two million, two hundred seventy-three thousand, four hundred forty-five".