20611621528058 has 16 divisors (see below), whose sum is σ = 33904694914560. Its totient is φ = 9319866943200.

The previous prime is 20611621527989. The next prime is 20611621528067. The reversal of 20611621528058 is 85082512611602.

It is a super-3 number, since 3×20611621528058³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2452592363 + ... + 2452600766.

It is an arithmetic number, because the mean of its divisors is an integer number (2119043432160).

Almost surely, 2^{20611621528058} is an apocalyptic number.

20611621528058 is a deficient number, since it is larger than the sum of its proper divisors (13293073386502).

20611621528058 is a wasteful number, since it uses less digits than its factorization.

20611621528058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4905193333.

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 20611621528058 in words is "twenty trillion, six hundred eleven billion, six hundred twenty-one million, five hundred twenty-eight thousand, fifty-eight".