101538788251828 has 24 divisors (see below), whose sum is σ = 178442099466624. Its totient is φ = 50555527747200.

The previous prime is 101538788251783. The next prime is 101538788251841. The reversal of 101538788251828 is 828152887835101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22492453 + ... + 26626828.

It is an arithmetic number, because the mean of its divisors is an integer number (7435087477776).

Almost surely, 2^{101538788251828} is an apocalyptic number.

It is an amenable number.

101538788251828 is a deficient number, since it is larger than the sum of its proper divisors (76903311214796).

101538788251828 is a wasteful number, since it uses less digits than its factorization.

101538788251828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49121463 (or 49121461 counting only the distinct ones).

The product of its (nonzero) digits is 68812800, while the sum is 67.

The spelling of 101538788251828 in words is "one hundred one trillion, five hundred thirty-eight billion, seven hundred eighty-eight million, two hundred fifty-one thousand, eight hundred twenty-eight".