345448238544 has 30 divisors (see below), whose sum is σ = 966775279106. Its totient is φ = 115149412800.

The previous prime is 345448238533. The next prime is 345448238549. The reversal of 345448238544 is 445832844543.

It is a happy number.

345448238544 is a `hidden beast` number, since 3 + 4 + 54 + 48 + 2 + 3 + 8 + 544 = 666.

It can be written as a sum of positive squares in only one way, i.e., 185278593600 + 160169644944 = 430440^2 + 400212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345448238549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1199472907 + ... + 1199473194.

Almost surely, 2^345448238544 is an apocalyptic number.

It is an amenable number.

345448238544 is an abundant number, since it is smaller than the sum of its proper divisors (621327040562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345448238544 is a wasteful number, since it uses less digits than its factorization.

345448238544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398946115 (or 2398946106 counting only the distinct ones).

The product of its digits is 29491200, while the sum is 54.

The spelling of 345448238544 in words is "three hundred forty-five billion, four hundred forty-eight million, two hundred thirty-eight thousand, five hundred forty-four".