53936413887456 has 36 divisors (see below), whose sum is σ = 153381676993272. Its totient is φ = 17978804629056.

The previous prime is 53936413887443. The next prime is 53936413887469. The reversal of 53936413887456 is 65478831463935.

It is a happy number.

53936413887456 is a `hidden beast` number, since 5 + 3 + 9 + 3 + 64 + 1 + 38 + 87 + 456 = 666.

It is an interprime number because it is at equal distance from previous prime (53936413887443) and next prime (53936413887469).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 93639607156 + ... + 93639607731.

It is an arithmetic number, because the mean of its divisors is an integer number (4260602138702).

Almost surely, 2^{53936413887456} is an apocalyptic number.

It is an amenable number.

53936413887456 is an abundant number, since it is smaller than the sum of its proper divisors (99445263105816).

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

53936413887456 is a wasteful number, since it uses less digits than its factorization.

53936413887456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187279214903 (or 187279214892 counting only the distinct ones).

The product of its digits is 1567641600, while the sum is 72.

The spelling of 53936413887456 in words is "fifty-three trillion, nine hundred thirty-six billion, four hundred thirteen million, eight hundred eighty-seven thousand, four hundred fifty-six".