1539696068970 has 32 divisors (see below), whose sum is σ = 3696825331008. Its totient is φ = 410412866688.

The previous prime is 1539696068957. The next prime is 1539696068987. The reversal of 1539696068970 is 798606969351.

It is a junction number, because it is equal to n+sod(n) for n = 1539696068895 and 1539696068904.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10724484 + ... + 10867103.

It is an arithmetic number, because the mean of its divisors is an integer number (115525791594).

Almost surely, 2^{1539696068970} is an apocalyptic number.

1539696068970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1539696068970 is an abundant number, since it is smaller than the sum of its proper divisors (2157129262038).

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

1539696068970 is a wasteful number, since it uses less digits than its factorization.

1539696068970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21593974.

The product of its (nonzero) digits is 132269760, while the sum is 69.

The spelling of 1539696068970 in words is "one trillion, five hundred thirty-nine billion, six hundred ninety-six million, sixty-eight thousand, nine hundred seventy".