511212340092 has 24 divisors (see below), whose sum is σ = 1192854733056. Its totient is φ = 170400407728.

The previous prime is 511212340073. The next prime is 511212340097. The reversal of 511212340092 is 290043212115.

It is a super-2 number, since 2×511212340092² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511212340097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143383 + ... + 1021265.

It is an arithmetic number, because the mean of its divisors is an integer number (49702280544).

Almost surely, 2^511212340092 is an apocalyptic number.

It is an amenable number.

511212340092 is an abundant number, since it is smaller than the sum of its proper divisors (681642392964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

511212340092 is a wasteful number, since it uses less digits than its factorization.

511212340092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926417 (or 926415 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 511212340092 in words is "five hundred eleven billion, two hundred twelve million, three hundred forty thousand, ninety-two".