3551201243755 has 8 divisors (see below), whose sum is σ = 4648845264624. Its totient is φ = 2582691813600.

The previous prime is 3551201243747. The next prime is 3551201243767. The reversal of 3551201243755 is 5573421021553.

It is a happy number.

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

It is not a de Polignac number, because 3551201243755 - 2³ = 3551201243747 is a prime.

It is a super-2 number, since 2×3551201243755² (a number of 26 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, 32283647616 + ... + 32283647725.

It is an arithmetic number, because the mean of its divisors is an integer number (581105658078).

Almost surely, 2^{3551201243755} is an apocalyptic number.

3551201243755 is a deficient number, since it is larger than the sum of its proper divisors (1097644020869).

3551201243755 is a wasteful number, since it uses less digits than its factorization.

3551201243755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64567295357.

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 3551201243755 in words is "three trillion, five hundred fifty-one billion, two hundred one million, two hundred forty-three thousand, seven hundred fifty-five".