70912551105 has 48 divisors (see below), whose sum is σ = 134184750336. Its totient is φ = 34357340160.

The previous prime is 70912551079. The next prime is 70912551113. The reversal of 70912551105 is 50115521907.

70912551105 is a `hidden beast` number, since 7 + 0 + 91 + 2 + 551 + 10 + 5 = 666.

It is not a de Polignac number, because 70912551105 - 2¹² = 70912547009 is a prime.

It is a super-3 number, since 3×70912551105³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70912551105.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 654049 + ... + 754721.

It is an arithmetic number, because the mean of its divisors is an integer number (2795515632).

Almost surely, 2^70912551105 is an apocalyptic number.

It is an amenable number.

70912551105 is a deficient number, since it is larger than the sum of its proper divisors (63272199231).

70912551105 is a wasteful number, since it uses less digits than its factorization.

70912551105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102118 (or 102115 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 36.

The spelling of 70912551105 in words is "seventy billion, nine hundred twelve million, five hundred fifty-one thousand, one hundred five".