870366312040 has 32 divisors (see below), whose sum is σ = 1958354745480. Its totient is φ = 348141094912.

The previous prime is 870366312029. The next prime is 870366312059. The reversal of 870366312040 is 40213663078.

It can be written as a sum of positive squares in 4 ways, for example, as 772250773284 + 98115538756 = 878778^2 + 313234^2 .

It is a super-2 number, since 2×870366312040² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 870366311984 and 870366312002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3305904 + ... + 3559456.

Almost surely, 2^870366312040 is an apocalyptic number.

It is an amenable number.

870366312040 is an abundant number, since it is smaller than the sum of its proper divisors (1087988433440).

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

870366312040 is a wasteful number, since it uses less digits than its factorization.

870366312040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339381 (or 339377 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 870366312040 in words is "eight hundred seventy billion, three hundred sixty-six million, three hundred twelve thousand, forty".