913661355542 has 32 divisors (see below), whose sum is σ = 1481727274272. Its totient is φ = 420030065664.

The previous prime is 913661355517. The next prime is 913661355569. The reversal of 913661355542 is 245553166319.

It is a super-2 number, since 2×913661355542² (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 23913158 + ... + 23951334.

It is an arithmetic number, because the mean of its divisors is an integer number (46303977321).

Almost surely, 2^913661355542 is an apocalyptic number.

913661355542 is a deficient number, since it is larger than the sum of its proper divisors (568065918730).

913661355542 is a wasteful number, since it uses less digits than its factorization.

913661355542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41792.

The product of its digits is 2916000, while the sum is 50.

The spelling of 913661355542 in words is "nine hundred thirteen billion, six hundred sixty-one million, three hundred fifty-five thousand, five hundred forty-two".