70086912146 has 64 divisors (see below), whose sum is σ = 116560620000. Its totient is φ = 31457341440.

The previous prime is 70086912113. The next prime is 70086912149. The reversal of 70086912146 is 64121968007.

It can be written as a sum of positive squares in 16 ways, for example, as 3141042025 + 66945870121 = 56045^2 + 258739^2 .

It is a super-2 number, since 2×70086912146² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 70086912097 and 70086912106.

It is not an unprimeable number, because it can be changed into a prime (70086912149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45245780 + ... + 45247328.

Almost surely, 2^70086912146 is an apocalyptic number.

70086912146 is a deficient number, since it is larger than the sum of its proper divisors (46473707854).

70086912146 is a wasteful number, since it uses less digits than its factorization.

70086912146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 70086912146 in words is "seventy billion, eighty-six million, nine hundred twelve thousand, one hundred forty-six".