2151522366508 has 6 divisors (see below), whose sum is σ = 3765164141396. Its totient is φ = 1075761183252.

The previous prime is 2151522366493. The next prime is 2151522366527. The reversal of 2151522366508 is 8056632251512.

It is a super-2 number, since 2×2151522366508² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 268940295810 + ... + 268940295817.

Almost surely, 2^{2151522366508} is an apocalyptic number.

It is an amenable number.

2151522366508 is a deficient number, since it is larger than the sum of its proper divisors (1613641774888).

2151522366508 is a wasteful number, since it uses less digits than its factorization.

2151522366508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537880591631 (or 537880591629 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 46.

The spelling of 2151522366508 in words is "two trillion, one hundred fifty-one billion, five hundred twenty-two million, three hundred sixty-six thousand, five hundred eight".