6419371432 has 8 divisors (see below), whose sum is σ = 12036321450. Its totient is φ = 3209685712.

The previous prime is 6419371429. The next prime is 6419371457. The reversal of 6419371432 is 2341739146.

It can be written as a sum of positive squares in only one way, i.e., 3221016516 + 3198354916 = 56754^2 + 56554^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401210707 + ... + 401210722.

Almost surely, 2^6419371432 is an apocalyptic number.

It is an amenable number.

6419371432 is a deficient number, since it is larger than the sum of its proper divisors (5616950018).

6419371432 is a wasteful number, since it uses less digits than its factorization.

6419371432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802421435 (or 802421431 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 6419371432 is about 80120.9799740368. The cubic root of 6419371432 is about 1858.5068596463.

The spelling of 6419371432 in words is "six billion, four hundred nineteen million, three hundred seventy-one thousand, four hundred thirty-two".