2198050803531 has 96 divisors (see below), whose sum is σ = 3562277142528. Its totient is φ = 1294624235520.

The previous prime is 2198050803517. The next prime is 2198050803541. The reversal of 2198050803531 is 1353080508912.

2198050803531 is a `hidden beast` number, since 2 + 1 + 9 + 80 + 508 + 0 + 35 + 31 = 666.

It is not a de Polignac number, because 2198050803531 - 2⁹ = 2198050803019 is a prime.

It is a super-2 number, since 2×2198050803531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2198050803541) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 554081910 + ... + 554085876.

It is an arithmetic number, because the mean of its divisors is an integer number (37107053568).

Almost surely, 2^{2198050803531} is an apocalyptic number.

2198050803531 is a deficient number, since it is larger than the sum of its proper divisors (1364226338997).

2198050803531 is a wasteful number, since it uses less digits than its factorization.

2198050803531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4841 (or 4838 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 2198050803531 in words is "two trillion, one hundred ninety-eight billion, fifty million, eight hundred three thousand, five hundred thirty-one".