53633601332465 has 128 divisors (see below), whose sum is σ = 84968682946560. Its totient is φ = 31522152960000.

The previous prime is 53633601332431. The next prime is 53633601332473. The reversal of 53633601332465 is 56423310633635.

It is not a de Polignac number, because 53633601332465 - 2⁴² = 49235554821361 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 351755645 + ... + 351908085.

It is an arithmetic number, because the mean of its divisors is an integer number (663817835520).

Almost surely, 2^{53633601332465} is an apocalyptic number.

53633601332465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53633601332465 is a deficient number, since it is larger than the sum of its proper divisors (31335081614095).

53633601332465 is a wasteful number, since it uses less digits than its factorization.

53633601332465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153255.

The product of its (nonzero) digits is 10497600, while the sum is 50.

The spelling of 53633601332465 in words is "fifty-three trillion, six hundred thirty-three billion, six hundred one million, three hundred thirty-two thousand, four hundred sixty-five".