20016227451530 has 64 divisors (see below), whose sum is σ = 36370196311680. Its totient is φ = 7931118123264.

The previous prime is 20016227451529. The next prime is 20016227451551. The reversal of 20016227451530 is 3515472261002.

It is a super-2 number, since 2×20016227451530² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701890832 + ... + 701919348.

It is an arithmetic number, because the mean of its divisors is an integer number (568284317370).

Almost surely, 2^{20016227451530} is an apocalyptic number.

20016227451530 is a deficient number, since it is larger than the sum of its proper divisors (16353968860150).

20016227451530 is a wasteful number, since it uses less digits than its factorization.

20016227451530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30263.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 20016227451530 in words is "twenty trillion, sixteen billion, two hundred twenty-seven million, four hundred fifty-one thousand, five hundred thirty".