51677672274884 has 6 divisors (see below), whose sum is σ = 90435926481054. Its totient is φ = 25838836137440.

The previous prime is 51677672274829. The next prime is 51677672274889. The reversal of 51677672274884 is 48847227677615.

It can be written as a sum of positive squares in only one way, i.e., 36135391057984 + 15542281216900 = 6011272^2 + 3942370^2 .

It is not an unprimeable number, because it can be changed into a prime (51677672274889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6459709034357 + ... + 6459709034364.

It is an arithmetic number, because the mean of its divisors is an integer number (15072654413509).

Almost surely, 2^{51677672274884} is an apocalyptic number.

It is an amenable number.

51677672274884 is a deficient number, since it is larger than the sum of its proper divisors (38758254206170).

51677672274884 is a wasteful number, since it uses less digits than its factorization.

51677672274884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12919418068725 (or 12919418068723 counting only the distinct ones).

The product of its digits is 1770209280, while the sum is 74.

The spelling of 51677672274884 in words is "fifty-one trillion, six hundred seventy-seven billion, six hundred seventy-two million, two hundred seventy-four thousand, eight hundred eighty-four".