878145087516753 has 8 divisors (see below), whose sum is σ = 1338125847644608. Its totient is φ = 501797192866704.

The previous prime is 878145087516607. The next prime is 878145087516769. The reversal of 878145087516753 is 357615780541878.

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

It is not a de Polignac number, because 878145087516753 - 2²² = 878145083322449 is a prime.

It is a super-2 number, since 2×878145087516753² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (878145087516553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20908216369426 + ... + 20908216369467.

It is an arithmetic number, because the mean of its divisors is an integer number (167265730955576).

Almost surely, 2^{878145087516753} is an apocalyptic number.

It is an amenable number.

878145087516753 is a deficient number, since it is larger than the sum of its proper divisors (459980760127855).

878145087516753 is a wasteful number, since it uses less digits than its factorization.

878145087516753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41816432738903.

The product of its (nonzero) digits is 1580544000, while the sum is 75.

The spelling of 878145087516753 in words is "eight hundred seventy-eight trillion, one hundred forty-five billion, eighty-seven million, five hundred sixteen thousand, seven hundred fifty-three".