205026754142 has 8 divisors (see below), whose sum is σ = 351474435696. Its totient is φ = 87868608912.

The previous prime is 205026754111. The next prime is 205026754147. The reversal of 205026754142 is 241457620502.

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

It is a super-2 number, since 2×205026754142² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 205026754096 and 205026754105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205026754147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7322384063 + ... + 7322384090.

It is an arithmetic number, because the mean of its divisors is an integer number (43934304462).

Almost surely, 2^205026754142 is an apocalyptic number.

205026754142 is a deficient number, since it is larger than the sum of its proper divisors (146447681554).

205026754142 is a wasteful number, since it uses less digits than its factorization.

205026754142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14644768162.

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 205026754142 in words is "two hundred five billion, twenty-six million, seven hundred fifty-four thousand, one hundred forty-two".