69085536550 has 12 divisors (see below), whose sum is σ = 128499098076. Its totient is φ = 27634214600.

The previous prime is 69085536503. The next prime is 69085536571. The reversal of 69085536550 is 5563558096.

It is a happy number.

It is a super-2 number, since 2×69085536550² (a number of 22 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 5 ways as a sum of consecutive naturals, for example, 690855316 + ... + 690855415.

It is an arithmetic number, because the mean of its divisors is an integer number (10708258173).

Almost surely, 2^69085536550 is an apocalyptic number.

69085536550 is a deficient number, since it is larger than the sum of its proper divisors (59413561526).

69085536550 is a wasteful number, since it uses less digits than its factorization.

69085536550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381710743 (or 1381710738 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 69085536550 in words is "sixty-nine billion, eighty-five million, five hundred thirty-six thousand, five hundred fifty".