1010123454400 has 42 divisors (see below), whose sum is σ = 2485535028920. Its totient is φ = 404049381120.

The previous prime is 1010123454371. The next prime is 1010123454419. The reversal of 1010123454400 is 44543210101.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 315661980 + ... + 315665179.

Almost surely, 2^{1010123454400} is an apocalyptic number.

1010123454400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010123454400 is an abundant number, since it is smaller than the sum of its proper divisors (1475411574520).

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

1010123454400 is an equidigital number, since it uses as much as digits as its factorization.

1010123454400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631327181 (or 631327166 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1010123454400 its reverse (44543210101), we get a palindrome (1054666664501).

The spelling of 1010123454400 in words is "one trillion, ten billion, one hundred twenty-three million, four hundred fifty-four thousand, four hundred".