3553800993 has 32 divisors (see below), whose sum is σ = 5411387520. Its totient is φ = 2303665920.

The previous prime is 3553800977. The next prime is 3553801019. The reversal of 3553800993 is 3990083553.

3553800993 is a `hidden beast` number, since 3 + 553 + 8 + 0 + 0 + 9 + 93 = 666.

3553800993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3553800993 - 2⁴ = 3553800977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3553800973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334621 + ... + 345077.

It is an arithmetic number, because the mean of its divisors is an integer number (169105860).

Almost surely, 2^3553800993 is an apocalyptic number.

It is an amenable number.

3553800993 is a deficient number, since it is larger than the sum of its proper divisors (1857586527).

3553800993 is a wasteful number, since it uses less digits than its factorization.

3553800993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10814 (or 10808 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The square root of 3553800993 is about 59613.7651302113. The cubic root of 3553800993 is about 1526.0345563363.

It can be divided in two parts, 3553 and 800993, that added together give a triangular number (804546 = T₁₂₆₈).

The spelling of 3553800993 in words is "three billion, five hundred fifty-three million, eight hundred thousand, nine hundred ninety-three".