58121533420 has 24 divisors (see below), whose sum is σ = 122508968400. Its totient is φ = 23162185152.

The previous prime is 58121533411. The next prime is 58121533423. The reversal of 58121533420 is 2433512185.

It is a super-2 number, since 2×58121533420² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (58121533423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5396250 + ... + 5407009.

It is an arithmetic number, because the mean of its divisors is an integer number (5104540350).

Almost surely, 2^58121533420 is an apocalyptic number.

It is an amenable number.

58121533420 is an abundant number, since it is smaller than the sum of its proper divisors (64387434980).

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

58121533420 is a wasteful number, since it uses less digits than its factorization.

58121533420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10803537 (or 10803535 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 58121533420 in words is "fifty-eight billion, one hundred twenty-one million, five hundred thirty-three thousand, four hundred twenty".