1026474551040 has 144 divisors (see below), whose sum is σ = 3279620484000. Its totient is φ = 273616551936.

The previous prime is 1026474551033. The next prime is 1026474551051. The reversal of 1026474551040 is 401554746201.

It is a self number, because there is not a number n which added to its sum of digits gives 1026474551040.

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, 9735726 + ... + 9840594.

It is an arithmetic number, because the mean of its divisors is an integer number (22775142250).

Almost surely, 2^{1026474551040} is an apocalyptic number.

1026474551040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1026474551040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639810242000).

1026474551040 is an abundant number, since it is smaller than the sum of its proper divisors (2253145932960).

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

1026474551040 is a wasteful number, since it uses less digits than its factorization.

1026474551040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107442 (or 107428 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The spelling of 1026474551040 in words is "one trillion, twenty-six billion, four hundred seventy-four million, five hundred fifty-one thousand, forty".