190220167402 has 8 divisors (see below), whose sum is σ = 300347632800. Its totient is φ = 90104289804.

The previous prime is 190220167399. The next prime is 190220167409. The reversal of 190220167402 is 204761022091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (190220167409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502896902 + ... + 2502896977.

It is an arithmetic number, because the mean of its divisors is an integer number (37543454100).

Almost surely, 2^190220167402 is an apocalyptic number.

190220167402 is a deficient number, since it is larger than the sum of its proper divisors (110127465398).

190220167402 is a wasteful number, since it uses less digits than its factorization.

190220167402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005793900.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 190220167402 its reverse (204761022091), we get a palindrome (394981189493).

The spelling of 190220167402 in words is "one hundred ninety billion, two hundred twenty million, one hundred sixty-seven thousand, four hundred two".