3777748985002 has 4 divisors (see below), whose sum is σ = 5666623477506. Its totient is φ = 1888874492500.

The previous prime is 3777748984979. The next prime is 3777748985009. The reversal of 3777748985002 is 2005898477773.

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., 2059916728081 + 1717832256921 = 1435241^2 + 1310661^2 .

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3777748985009) by changing a digit.

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 as a sum of consecutive naturals, namely, 944437246249 + ... + 944437246252.

Almost surely, 2^{3777748985002} is an apocalyptic number.

3777748985002 is a deficient number, since it is larger than the sum of its proper divisors (1888874492504).

3777748985002 is a wasteful number, since it uses less digits than its factorization.

3777748985002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888874492503.

The product of its (nonzero) digits is 165957120, while the sum is 67.

The spelling of 3777748985002 in words is "three trillion, seven hundred seventy-seven billion, seven hundred forty-eight million, nine hundred eighty-five thousand, two".