53949534542 has 8 divisors (see below), whose sum is σ = 80966609856. Its totient is φ = 26960664592.

The previous prime is 53949534497. The next prime is 53949534557. The reversal of 53949534542 is 24543594935.

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

It is a super-2 number, since 2×53949534542² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7046558 + ... + 7054209.

It is an arithmetic number, because the mean of its divisors is an integer number (10120826232).

Almost surely, 2^53949534542 is an apocalyptic number.

53949534542 is a deficient number, since it is larger than the sum of its proper divisors (27017075314).

53949534542 is a wasteful number, since it uses less digits than its factorization.

53949534542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14102682.

The product of its digits is 11664000, while the sum is 53.

The spelling of 53949534542 in words is "fifty-three billion, nine hundred forty-nine million, five hundred thirty-four thousand, five hundred forty-two".