1026254456534 has 4 divisors (see below), whose sum is σ = 1539381684804. Its totient is φ = 513127228266.

The previous prime is 1026254456483. The next prime is 1026254456537. The reversal of 1026254456534 is 4356544526201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026254456537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256563614132 + ... + 256563614135.

It is an arithmetic number, because the mean of its divisors is an integer number (384845421201).

Almost surely, 2^{1026254456534} is an apocalyptic number.

1026254456534 is a deficient number, since it is larger than the sum of its proper divisors (513127228270).

1026254456534 is an equidigital number, since it uses as much as digits as its factorization.

1026254456534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513127228269.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 1026254456534 in words is "one trillion, twenty-six billion, two hundred fifty-four million, four hundred fifty-six thousand, five hundred thirty-four".