146640536263406 has 16 divisors (see below), whose sum is σ = 220138859700000. Its totient is φ = 73260917403648.

The previous prime is 146640536263381. The next prime is 146640536263423. The reversal of 146640536263406 is 604362635046641.

It is a super-2 number, since 2×146640536263406² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 416188046 + ... + 416540238.

It is an arithmetic number, because the mean of its divisors is an integer number (13758678731250).

Almost surely, 2^{146640536263406} is an apocalyptic number.

146640536263406 is a deficient number, since it is larger than the sum of its proper divisors (73498323436594).

146640536263406 is a wasteful number, since it uses less digits than its factorization.

146640536263406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520123.

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 146640536263406 in words is "one hundred forty-six trillion, six hundred forty billion, five hundred thirty-six million, two hundred sixty-three thousand, four hundred six".