3984926512562 has 4 divisors (see below), whose sum is σ = 5977389768846. Its totient is φ = 1992463256280.

The previous prime is 3984926512561. The next prime is 3984926512573. The reversal of 3984926512562 is 2652156294893.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2019044906761 + 1965881605801 = 1420931^2 + 1402099^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3984926512495 and 3984926512504.

It is not an unprimeable number, because it can be changed into a prime (3984926512561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996231628139 + ... + 996231628142.

Almost surely, 2^{3984926512562} is an apocalyptic number.

3984926512562 is a deficient number, since it is larger than the sum of its proper divisors (1992463256284).

3984926512562 is a wasteful number, since it uses less digits than its factorization.

3984926512562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992463256283.

The product of its digits is 55987200, while the sum is 62.

The spelling of 3984926512562 in words is "three trillion, nine hundred eighty-four billion, nine hundred twenty-six million, five hundred twelve thousand, five hundred sixty-two".