2077904843902 has 4 divisors (see below), whose sum is σ = 3116857265856. Its totient is φ = 1038952421950.

The previous prime is 2077904843851. The next prime is 2077904843923. The reversal of 2077904843902 is 2093484097702.

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

It is a super-2 number, since 2×2077904843902² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519476210974 + ... + 519476210977.

It is an arithmetic number, because the mean of its divisors is an integer number (779214316464).

Almost surely, 2^{2077904843902} is an apocalyptic number.

2077904843902 is a deficient number, since it is larger than the sum of its proper divisors (1038952421954).

2077904843902 is a wasteful number, since it uses less digits than its factorization.

2077904843902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038952421953.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 2077904843902 in words is "two trillion, seventy-seven billion, nine hundred four million, eight hundred forty-three thousand, nine hundred two".