913648311025 has 6 divisors (see below), whose sum is σ = 1132923905702. Its totient is φ = 730918648800.

The previous prime is 913648311019. The next prime is 913648311031. The reversal of 913648311025 is 520113846319.

It is an interprime number because it is at equal distance from previous prime (913648311019) and next prime (913648311031).

It can be written as a sum of positive squares in 3 ways, for example, as 180795890401 + 732852420624 = 425201^2 + 856068^2 .

It is not a de Polignac number, because 913648311025 - 2²³ = 913639922417 is a prime.

It is a Duffinian number.

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, 18272966196 + ... + 18272966245.

Almost surely, 2^913648311025 is an apocalyptic number.

It is an amenable number.

913648311025 is a deficient number, since it is larger than the sum of its proper divisors (219275594677).

913648311025 is a wasteful number, since it uses less digits than its factorization.

913648311025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36545932451 (or 36545932446 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 913648311025 in words is "nine hundred thirteen billion, six hundred forty-eight million, three hundred eleven thousand, twenty-five".