2045653177908 has 48 divisors (see below), whose sum is σ = 5036696168000. Its totient is φ = 644416259328.

The previous prime is 2045653177907. The next prime is 2045653177949. The reversal of 2045653177908 is 8097713565402.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045653177907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10875163 + ... + 11061666.

It is a 1-persistent number, because it is pandigital, but 2⋅2045653177908 = 4091306355816 is not.

Almost surely, 2^{2045653177908} is an apocalyptic number.

It is an amenable number.

2045653177908 is an abundant number, since it is smaller than the sum of its proper divisors (2991042990092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045653177908 is a wasteful number, since it uses less digits than its factorization.

2045653177908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21937264 (or 21937262 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 2045653177908 in words is "two trillion, forty-five billion, six hundred fifty-three million, one hundred seventy-seven thousand, nine hundred eight".