2123536508 has 6 divisors (see below), whose sum is σ = 3716188896. Its totient is φ = 1061768252.

The previous prime is 2123536451. The next prime is 2123536537. The reversal of 2123536508 is 8056353212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265442060 + ... + 265442067.

It is an arithmetic number, because the mean of its divisors is an integer number (619364816).

Almost surely, 2^2123536508 is an apocalyptic number.

It is an amenable number.

2123536508 is a deficient number, since it is larger than the sum of its proper divisors (1592652388).

2123536508 is a wasteful number, since it uses less digits than its factorization.

2123536508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530884131 (or 530884129 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2123536508 is about 46081.8457529644. The cubic root of 2123536508 is about 1285.3455863690.

The spelling of 2123536508 in words is "two billion, one hundred twenty-three million, five hundred thirty-six thousand, five hundred eight".