1230403260400 has 30 divisors (see below), whose sum is σ = 2956043834072. Its totient is φ = 492161304000.

The previous prime is 1230403260397. The next prime is 1230403260407. The reversal of 1230403260400 is 40623040321.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230403260407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1538003676 + ... + 1538004475.

Almost surely, 2^{1230403260400} is an apocalyptic number.

1230403260400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230403260400 is an abundant number, since it is smaller than the sum of its proper divisors (1725640573672).

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

1230403260400 is a wasteful number, since it uses less digits than its factorization.

1230403260400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3076008169 (or 3076008158 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The spelling of 1230403260400 in words is "one trillion, two hundred thirty billion, four hundred three million, two hundred sixty thousand, four hundred".