525380536307870 has 16 divisors (see below), whose sum is σ = 945685259379648. Its totient is φ = 210152149184160.

The previous prime is 525380536307849. The next prime is 525380536307899. The reversal of 525380536307870 is 78703635083525.

It is a happy number.

It is a super-2 number, since 2×525380536307870² (a number of 30 digits) contains 22 as substring.

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, 38067707 + ... + 49999113.

It is an arithmetic number, because the mean of its divisors is an integer number (59105328711228).

Almost surely, 2^{525380536307870} is an apocalyptic number.

525380536307870 is a deficient number, since it is larger than the sum of its proper divisors (420304723071778).

525380536307870 is a wasteful number, since it uses less digits than its factorization.

525380536307870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16334755.

The product of its (nonzero) digits is 127008000, while the sum is 62.

The spelling of 525380536307870 in words is "five hundred twenty-five trillion, three hundred eighty billion, five hundred thirty-six million, three hundred seven thousand, eight hundred seventy".