190586143388 has 12 divisors (see below), whose sum is σ = 351079737960. Its totient is φ = 90277646832.

The previous prime is 190586143337. The next prime is 190586143453. The reversal of 190586143388 is 883341685091.

It is a super-2 number, since 2×190586143388² (a number of 23 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 3 ways as a sum of consecutive naturals, for example, 1253856131 + ... + 1253856282.

It is an arithmetic number, because the mean of its divisors is an integer number (29256644830).

Almost surely, 2^190586143388 is an apocalyptic number.

It is an amenable number.

190586143388 is a deficient number, since it is larger than the sum of its proper divisors (160493594572).

190586143388 is a wasteful number, since it uses less digits than its factorization.

190586143388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507712436 (or 2507712434 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 190586143388 in words is "one hundred ninety billion, five hundred eighty-six million, one hundred forty-three thousand, three hundred eighty-eight".