245678876542 has 32 divisors (see below), whose sum is σ = 415971832320. Its totient is φ = 107798352480.

The previous prime is 245678876539. The next prime is 245678876551.

245678876542 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×245678876542² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3130183 + ... + 3207709.

It is an arithmetic number, because the mean of its divisors is an integer number (12999119760).

Almost surely, 2^245678876542 is an apocalyptic number.

245678876542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245678876542 is a deficient number, since it is larger than the sum of its proper divisors (170292955778).

245678876542 is a wasteful number, since it uses less digits than its factorization.

245678876542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82536.

The product of its digits is 180633600, while the sum is 64.

The spelling of 245678876542 in words is "two hundred forty-five billion, six hundred seventy-eight million, eight hundred seventy-six thousand, five hundred forty-two".