30551421456016 has 40 divisors (see below), whose sum is σ = 59451632095320. Its totient is φ = 15209120661504.

The previous prime is 30551421455999. The next prime is 30551421456043. The reversal of 30551421456016 is 61065412415503.

It can be written as a sum of positive squares in 4 ways, for example, as 4325551401616 + 26225870054400 = 2079796^2 + 5121120^2 .

It is a super-2 number, since 2×30551421456016² (a number of 28 digits) contains 22 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, 7009540 + ... + 10499356.

It is an arithmetic number, because the mean of its divisors is an integer number (1486290802383).

Almost surely, 2^{30551421456016} is an apocalyptic number.

It is an amenable number.

30551421456016 is a deficient number, since it is larger than the sum of its proper divisors (28900210639304).

30551421456016 is a wasteful number, since it uses less digits than its factorization.

30551421456016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3492211 (or 3492205 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 30551421456016 in words is "thirty trillion, five hundred fifty-one billion, four hundred twenty-one million, four hundred fifty-six thousand, sixteen".