7153898684545 has 8 divisors (see below), whose sum is σ = 8669675238120. Its totient is φ = 5666454403200.

The previous prime is 7153898684533. The next prime is 7153898684609. The reversal of 7153898684545 is 5454868983517.

It can be written as a sum of positive squares in 4 ways, for example, as 4925061685504 + 2228836999041 = 2219248^2 + 1492929^2 .

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

It is not a de Polignac number, because 7153898684545 - 2²⁷ = 7153764466817 is a prime.

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, 7083067500 + ... + 7083068509.

It is an arithmetic number, because the mean of its divisors is an integer number (1083709404765).

Almost surely, 2^{7153898684545} is an apocalyptic number.

It is an amenable number.

7153898684545 is a deficient number, since it is larger than the sum of its proper divisors (1515776553575).

7153898684545 is a wasteful number, since it uses less digits than its factorization.

7153898684545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14166136115.

The product of its digits is 1161216000, while the sum is 73.

The spelling of 7153898684545 in words is "seven trillion, one hundred fifty-three billion, eight hundred ninety-eight million, six hundred eighty-four thousand, five hundred forty-five".