133813298870 has 16 divisors (see below), whose sum is σ = 240868958688. Its totient is φ = 53524203840.

The previous prime is 133813298867. The next prime is 133813298873. The reversal of 133813298870 is 78892318331.

It is an interprime number because it is at equal distance from previous prime (133813298867) and next prime (133813298873).

It is a super-4 number, since 4×133813298870⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133813298873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506927 + ... + 724293.

It is an arithmetic number, because the mean of its divisors is an integer number (15054309918).

Almost surely, 2^133813298870 is an apocalyptic number.

133813298870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133813298870 is a deficient number, since it is larger than the sum of its proper divisors (107055659818).

133813298870 is a wasteful number, since it uses less digits than its factorization.

133813298870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278935.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 133813298870 in words is "one hundred thirty-three billion, eight hundred thirteen million, two hundred ninety-eight thousand, eight hundred seventy".