1026246361540 has 48 divisors (see below), whose sum is σ = 2224827924480. Its totient is φ = 397222611840.

The previous prime is 1026246361507. The next prime is 1026246361549. The reversal of 1026246361540 is 451636426201.

It is a junction number, because it is equal to n+sod(n) for n = 1026246361493 and 1026246361502.

It is not an unprimeable number, because it can be changed into a prime (1026246361549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7889469 + ... + 8018491.

It is an arithmetic number, because the mean of its divisors is an integer number (46350581760).

Almost surely, 2^{1026246361540} is an apocalyptic number.

1026246361540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1026246361540 is an abundant number, since it is smaller than the sum of its proper divisors (1198581562940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1026246361540 is a wasteful number, since it uses less digits than its factorization.

1026246361540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141892 (or 141890 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 1026246361540 in words is "one trillion, twenty-six billion, two hundred forty-six million, three hundred sixty-one thousand, five hundred forty".