102658553453550 has 48 divisors (see below), whose sum is σ = 260513984966400. Its totient is φ = 26738972060640.

The previous prime is 102658553453539. The next prime is 102658553453563. The reversal of 102658553453550 is 55354355856201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7958020950 + ... + 7958033849.

It is an arithmetic number, because the mean of its divisors is an integer number (5427374686800).

Almost surely, 2^{102658553453550} is an apocalyptic number.

102658553453550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102658553453550 is an abundant number, since it is smaller than the sum of its proper divisors (157855431512850).

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

102658553453550 is a wasteful number, since it uses less digits than its factorization.

102658553453550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15916054857 (or 15916054852 counting only the distinct ones).

The product of its (nonzero) digits is 54000000, while the sum is 57.

The spelling of 102658553453550 in words is "one hundred two trillion, six hundred fifty-eight billion, five hundred fifty-three million, four hundred fifty-three thousand, five hundred fifty".