3551451012 has 72 divisors (see below), whose sum is σ = 9502933440. Its totient is φ = 1116400320.

The previous prime is 3551450933. The next prime is 3551451073. The reversal of 3551451012 is 2101541553.

3551451012 is a `hidden beast` number, since 3 + 551 + 4 + 5 + 101 + 2 = 666.

It is a super-2 number, since 2×3551451012² = 25225608581271648288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5337 + ... + 84447.

Almost surely, 2^3551451012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551451012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4751466720).

3551451012 is an abundant number, since it is smaller than the sum of its proper divisors (5951482428).

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

3551451012 is a wasteful number, since it uses less digits than its factorization.

3551451012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79193 (or 79188 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 3551451012 is about 59594.0518172745. The cubic root of 3551451012 is about 1525.6981144095.

Adding to 3551451012 its reverse (2101541553), we get a palindrome (5652992565).

The spelling of 3551451012 in words is "three billion, five hundred fifty-one million, four hundred fifty-one thousand, twelve".