102126887544 has 48 divisors (see below), whose sum is σ = 280637942760. Its totient is φ = 30947540800.

The previous prime is 102126887539. The next prime is 102126887549. The reversal of 102126887544 is 445788621201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102126887539) and next prime (102126887549).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 102126887493 and 102126887502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102126887549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17580927 + ... + 17586734.

Almost surely, 2^102126887544 is an apocalyptic number.

It is an amenable number.

102126887544 is an abundant number, since it is smaller than the sum of its proper divisors (178511055216).

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

102126887544 is a wasteful number, since it uses less digits than its factorization.

102126887544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35167692 (or 35167677 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 102126887544 in words is "one hundred two billion, one hundred twenty-six million, eight hundred eighty-seven thousand, five hundred forty-four".