633240577265 has 16 divisors (see below), whose sum is σ = 799905827520. Its totient is φ = 479915904960.

The previous prime is 633240577259. The next prime is 633240577301. The reversal of 633240577265 is 562775042336.

It is a happy number.

It is not a de Polignac number, because 633240577265 - 2¹² = 633240573169 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4266350 + ... + 4412280.

It is an arithmetic number, because the mean of its divisors is an integer number (49994114220).

Almost surely, 2^633240577265 is an apocalyptic number.

It is an amenable number.

633240577265 is a deficient number, since it is larger than the sum of its proper divisors (166665250255).

633240577265 is a wasteful number, since it uses less digits than its factorization.

633240577265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191632.

The product of its (nonzero) digits is 6350400, while the sum is 50.

The spelling of 633240577265 in words is "six hundred thirty-three billion, two hundred forty million, five hundred seventy-seven thousand, two hundred sixty-five".