3661450234451 has 8 divisors (see below), whose sum is σ = 3665913022464. Its totient is φ = 3656989865160.

The previous prime is 3661450234447. The next prime is 3661450234549. The reversal of 3661450234451 is 1544320541663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3661450234451 - 2² = 3661450234447 is a prime.

It is a super-2 number, since 2×3661450234451² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3661450234151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2434046 + ... + 3639708.

It is an arithmetic number, because the mean of its divisors is an integer number (458239127808).

Almost surely, 2^{3661450234451} is an apocalyptic number.

3661450234451 is a deficient number, since it is larger than the sum of its proper divisors (4462788013).

3661450234451 is a wasteful number, since it uses less digits than its factorization.

3661450234451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209361.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 3661450234451 in words is "three trillion, six hundred sixty-one billion, four hundred fifty million, two hundred thirty-four thousand, four hundred fifty-one".