190447680421306 has 64 divisors (see below), whose sum is σ = 357888367355904. Its totient is φ = 73841479588800.

The previous prime is 190447680421291. The next prime is 190447680421307. The reversal of 190447680421306 is 603124086744091.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (190447680421307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26640460 + ... + 33024376.

It is an arithmetic number, because the mean of its divisors is an integer number (5592005739936).

Almost surely, 2^{190447680421306} is an apocalyptic number.

190447680421306 is a deficient number, since it is larger than the sum of its proper divisors (167440686934598).

190447680421306 is a wasteful number, since it uses less digits than its factorization.

190447680421306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6384875.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 190447680421306 in words is "one hundred ninety trillion, four hundred forty-seven billion, six hundred eighty million, four hundred twenty-one thousand, three hundred six".