977000048 has 20 divisors (see below), whose sum is σ = 1893543240. Its totient is φ = 488343744.

The previous prime is 977000041. The next prime is 977000069. The reversal of 977000048 is 840000779.

It is a Cunningham number, because it is equal to 31257²-1.

It is a junction number, because it is equal to n+sod(n) for n = 976999981 and 977000017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54698 + ... + 70326.

It is an arithmetic number, because the mean of its divisors is an integer number (94677162).

Almost surely, 2^977000048 is an apocalyptic number.

It is an amenable number.

977000048 is a deficient number, since it is larger than the sum of its proper divisors (916543192).

977000048 is a wasteful number, since it uses less digits than its factorization.

977000048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19544 (or 19538 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 977000048 is about 31256.9999840036. Note that the first 4 decimals coincide. The cubic root of 977000048 is about 992.2738090424.

The spelling of 977000048 in words is "nine hundred seventy-seven million, forty-eight", and thus it is an aban number.