102355523445 has 64 divisors (see below), whose sum is σ = 188350880256. Its totient is φ = 46495088640.

The previous prime is 102355523437. The next prime is 102355523453. The reversal of 102355523445 is 544325553201.

It is an interprime number because it is at equal distance from previous prime (102355523437) and next prime (102355523453).

It is not a de Polignac number, because 102355523445 - 2³ = 102355523437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19379205 + ... + 19384485.

It is an arithmetic number, because the mean of its divisors is an integer number (2942982504).

Almost surely, 2^102355523445 is an apocalyptic number.

102355523445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102355523445 is a deficient number, since it is larger than the sum of its proper divisors (85995356811).

102355523445 is a wasteful number, since it uses less digits than its factorization.

102355523445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6430.

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 102355523445 in words is "one hundred two billion, three hundred fifty-five million, five hundred twenty-three thousand, four hundred forty-five".