1026401464250 has 32 divisors (see below), whose sum is σ = 1928261479248. Its totient is φ = 409099488000.

The previous prime is 1026401464247. The next prime is 1026401464259. The reversal of 1026401464250 is 524641046201.

It can be written as a sum of positive squares in 8 ways, for example, as 331567520761 + 694833943489 = 575819^2 + 833567^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1026401464250.

It is not an unprimeable number, because it can be changed into a prime (1026401464259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7235099 + ... + 7375598.

Almost surely, 2^{1026401464250} is an apocalyptic number.

1026401464250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1026401464250 is a deficient number, since it is larger than the sum of its proper divisors (901860014998).

1026401464250 is a wasteful number, since it uses less digits than its factorization.

1026401464250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14610995 (or 14610985 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 1026401464250 in words is "one trillion, twenty-six billion, four hundred one million, four hundred sixty-four thousand, two hundred fifty".