190843530340 has 48 divisors (see below), whose sum is σ = 425454446592. Its totient is φ = 71659337216.

The previous prime is 190843530329. The next prime is 190843530341. The reversal of 190843530340 is 43035348091.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 190843530293 and 190843530302.

It is not an unprimeable number, because it can be changed into a prime (190843530341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 602554 + ... + 862993.

It is an arithmetic number, because the mean of its divisors is an integer number (8863634304).

Almost surely, 2^190843530340 is an apocalyptic number.

190843530340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190843530340 is an abundant number, since it is smaller than the sum of its proper divisors (234610916252).

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

190843530340 is a wasteful number, since it uses less digits than its factorization.

190843530340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465956 (or 1465954 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 190843530340 in words is "one hundred ninety billion, eight hundred forty-three million, five hundred thirty thousand, three hundred forty".