545098583878 has 4 divisors (see below), whose sum is σ = 817647875820. Its totient is φ = 272549291938.

The previous prime is 545098583863. The next prime is 545098583903. The reversal of 545098583878 is 878385890545.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×545098583878² (a number of 24 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136274645968 + ... + 136274645971.

It is an arithmetic number, because the mean of its divisors is an integer number (204411968955).

Almost surely, 2^545098583878 is an apocalyptic number.

545098583878 is a deficient number, since it is larger than the sum of its proper divisors (272549291942).

545098583878 is a wasteful number, since it uses less digits than its factorization.

545098583878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272549291941.

The product of its (nonzero) digits is 387072000, while the sum is 70.

The spelling of 545098583878 in words is "five hundred forty-five billion, ninety-eight million, five hundred eighty-three thousand, eight hundred seventy-eight".