3551427684748 has 24 divisors (see below), whose sum is σ = 6538280086800. Its totient is φ = 1685423304768.

The previous prime is 3551427684743. The next prime is 3551427684757. The reversal of 3551427684748 is 8474867241553.

It is a super-2 number, since 2×3551427684748² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3551427684748.

It is not an unprimeable number, because it can be changed into a prime (3551427684743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259448715 + ... + 259462402.

It is an arithmetic number, because the mean of its divisors is an integer number (272428336950).

Almost surely, 2^{3551427684748} is an apocalyptic number.

It is an amenable number.

3551427684748 is a deficient number, since it is larger than the sum of its proper divisors (2986852402052).

3551427684748 is a wasteful number, since it uses less digits than its factorization.

3551427684748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518911209 (or 518911207 counting only the distinct ones).

The product of its digits is 180633600, while the sum is 64.

The spelling of 3551427684748 in words is "three trillion, five hundred fifty-one billion, four hundred twenty-seven million, six hundred eighty-four thousand, seven hundred forty-eight".