53492121699 has 8 divisors (see below), whose sum is σ = 71587970640. Its totient is φ = 35528843616.

The previous prime is 53492121689. The next prime is 53492121701. The reversal of 53492121699 is 99612129435.

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

It is not a de Polignac number, because 53492121699 - 2²¹ = 53490024547 is a prime.

It is a super-2 number, since 2×53492121699² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53492121649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33141772 + ... + 33143385.

It is an arithmetic number, because the mean of its divisors is an integer number (8948496330).

Almost surely, 2^53492121699 is an apocalyptic number.

53492121699 is a deficient number, since it is larger than the sum of its proper divisors (18095848941).

53492121699 is a wasteful number, since it uses less digits than its factorization.

53492121699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66285429.

The product of its digits is 1049760, while the sum is 51.

The spelling of 53492121699 in words is "fifty-three billion, four hundred ninety-two million, one hundred twenty-one thousand, six hundred ninety-nine".