53654411643 has 8 divisors (see below), whose sum is σ = 81759103488. Its totient is φ = 30659663784.

The previous prime is 53654411639. The next prime is 53654411647. The reversal of 53654411643 is 34611445635.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53654411639) and next prime (53654411647).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53654411643 - 2² = 53654411639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53654411595 and 53654411604.

It is not an unprimeable number, because it can be changed into a prime (53654411647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1277485971 + ... + 1277486012.

It is an arithmetic number, because the mean of its divisors is an integer number (10219887936).

Almost surely, 2^53654411643 is an apocalyptic number.

53654411643 is a deficient number, since it is larger than the sum of its proper divisors (28104691845).

53654411643 is a wasteful number, since it uses less digits than its factorization.

53654411643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554971993.

The product of its digits is 518400, while the sum is 42.

The spelling of 53654411643 in words is "fifty-three billion, six hundred fifty-four million, four hundred eleven thousand, six hundred forty-three".