102177030408742 has 8 divisors (see below), whose sum is σ = 153266150070000. Its totient is φ = 51088313718744.

The previous prime is 102177030408709. The next prime is 102177030408751. The reversal of 102177030408742 is 247804030771201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102177030408692 and 102177030408701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100108117 + ... + 101123632.

It is an arithmetic number, because the mean of its divisors is an integer number (19158268758750).

Almost surely, 2^{102177030408742} is an apocalyptic number.

102177030408742 is a deficient number, since it is larger than the sum of its proper divisors (51089119661258).

102177030408742 is a wasteful number, since it uses less digits than its factorization.

102177030408742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201485630.

The product of its (nonzero) digits is 526848, while the sum is 46.

The spelling of 102177030408742 in words is "one hundred two trillion, one hundred seventy-seven billion, thirty million, four hundred eight thousand, seven hundred forty-two".