3920640130462 has 8 divisors (see below), whose sum is σ = 6415592940792. Its totient is φ = 1782109150200.

The previous prime is 3920640130439. The next prime is 3920640130501. The reversal of 3920640130462 is 2640310460293.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89105457489 + ... + 89105457532.

It is an arithmetic number, because the mean of its divisors is an integer number (801949117599).

Almost surely, 2^{3920640130462} is an apocalyptic number.

3920640130462 is a deficient number, since it is larger than the sum of its proper divisors (2494952810330).

3920640130462 is a wasteful number, since it uses less digits than its factorization.

3920640130462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178210915034.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 3920640130462 in words is "three trillion, nine hundred twenty billion, six hundred forty million, one hundred thirty thousand, four hundred sixty-two".