70674040040 has 16 divisors (see below), whose sum is σ = 159016590180. Its totient is φ = 28269616000.

The previous prime is 70674040001. The next prime is 70674040043. The reversal of 70674040040 is 4004047607.

It can be written as a sum of positive squares in 2 ways, for example, as 57330555844 + 13343484196 = 239438^2 + 115514^2 .

It is a junction number, because it is equal to n+sod(n) for n = 70674039979 and 70674040006.

It is not an unprimeable number, because it can be changed into a prime (70674040043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 883425461 + ... + 883425540.

Almost surely, 2^70674040040 is an apocalyptic number.

It is an amenable number.

70674040040 is an abundant number, since it is smaller than the sum of its proper divisors (88342550140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70674040040 is a wasteful number, since it uses less digits than its factorization.

70674040040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766851012 (or 1766851008 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

Adding to 70674040040 its reverse (4004047607), we get a palindrome (74678087647).

The spelling of 70674040040 in words is "seventy billion, six hundred seventy-four million, forty thousand, forty".