72874410295802 has 8 divisors (see below), whose sum is σ = 109550809351956. Its totient is φ = 36357473845152.

The previous prime is 72874410295763. The next prime is 72874410295823. The reversal of 72874410295802 is 20859201447827.

It is a Cunningham number, because it is equal to 8536651²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 72874410295801 + 1 = 8536651^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×72874410295802² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39865650233 + ... + 39865652060.

Almost surely, 2^{72874410295802} is an apocalyptic number.

72874410295802 is a deficient number, since it is larger than the sum of its proper divisors (36676399056154).

72874410295802 is a wasteful number, since it uses less digits than its factorization.

72874410295802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79731302752.

The product of its (nonzero) digits is 18063360, while the sum is 59.

The spelling of 72874410295802 in words is "seventy-two trillion, eight hundred seventy-four billion, four hundred ten million, two hundred ninety-five thousand, eight hundred two".