1023259278480 has 40 divisors (see below), whose sum is σ = 3172103764032. Its totient is φ = 272869140864.

The previous prime is 1023259278413. The next prime is 1023259278487. The reversal of 1023259278480 is 848729523201.

1023259278480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1023259278480² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023259278487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2131789924 + ... + 2131790403.

Almost surely, 2^{1023259278480} is an apocalyptic number.

1023259278480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023259278480 is an abundant number, since it is smaller than the sum of its proper divisors (2148844485552).

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

1023259278480 is a wasteful number, since it uses less digits than its factorization.

1023259278480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263580343 (or 4263580337 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 1023259278480 in words is "one trillion, twenty-three billion, two hundred fifty-nine million, two hundred seventy-eight thousand, four hundred eighty".