101537867828 has 12 divisors (see below), whose sum is σ = 177711892932. Its totient is φ = 50763041280.

The previous prime is 101537867819. The next prime is 101537867857. The reversal of 101537867828 is 828768735101.

It can be written as a sum of positive squares in 2 ways, for example, as 45855083044 + 55682784784 = 214138^2 + 235972^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434275 + ... + 1503402.

It is an arithmetic number, because the mean of its divisors is an integer number (14809324411).

Almost surely, 2^101537867828 is an apocalyptic number.

It is an amenable number.

101537867828 is a deficient number, since it is larger than the sum of its proper divisors (76174025104).

101537867828 is a wasteful number, since it uses less digits than its factorization.

101537867828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946322 (or 2946320 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 56.

The spelling of 101537867828 in words is "one hundred one billion, five hundred thirty-seven million, eight hundred sixty-seven thousand, eight hundred twenty-eight".