102527155545 has 32 divisors (see below), whose sum is σ = 172940527872. Its totient is φ = 51764477952.

The previous prime is 102527155543. The next prime is 102527155547. The reversal of 102527155545 is 545551725201.

It is an interprime number because it is at equal distance from previous prime (102527155543) and next prime (102527155547).

It is not a de Polignac number, because 102527155545 - 2¹ = 102527155543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102527155497 and 102527155506.

It is not an unprimeable number, because it can be changed into a prime (102527155543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1498392 + ... + 1565321.

It is an arithmetic number, because the mean of its divisors is an integer number (5404391496).

Almost surely, 2^102527155545 is an apocalyptic number.

102527155545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102527155545 is a deficient number, since it is larger than the sum of its proper divisors (70413372327).

102527155545 is a wasteful number, since it uses less digits than its factorization.

102527155545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063841.

The product of its (nonzero) digits is 350000, while the sum is 42.

The spelling of 102527155545 in words is "one hundred two billion, five hundred twenty-seven million, one hundred fifty-five thousand, five hundred forty-five".