748555361612225 has 6 divisors (see below), whose sum is σ = 928208648399190. Its totient is φ = 598844289289760.

The previous prime is 748555361612209. The next prime is 748555361612237. The reversal of 748555361612225 is 522216163555847.

It can be written as a sum of positive squares in 3 ways, for example, as 28801383022864 + 719753978589361 = 5366692^2 + 26828231^2 .

It is not a de Polignac number, because 748555361612225 - 2⁴ = 748555361612209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14971107232220 + ... + 14971107232269.

It is an arithmetic number, because the mean of its divisors is an integer number (154701441399865).

Almost surely, 2^{748555361612225} is an apocalyptic number.

It is an amenable number.

748555361612225 is a deficient number, since it is larger than the sum of its proper divisors (179653286786965).

748555361612225 is a wasteful number, since it uses less digits than its factorization.

748555361612225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29942214464499 (or 29942214464494 counting only the distinct ones).

The product of its digits is 120960000, while the sum is 62.

The spelling of 748555361612225 in words is "seven hundred forty-eight trillion, five hundred fifty-five billion, three hundred sixty-one million, six hundred twelve thousand, two hundred twenty-five".