1023455231400 has 192 divisors, whose sum is σ = 3723955044480. Its totient is φ = 227610086400.

The previous prime is 1023455231353. The next prime is 1023455231411. The reversal of 1023455231400 is 41325543201.

It is a super-2 number, since 2×1023455231400² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3137571 + ... + 3448370.

It is an arithmetic number, because the mean of its divisors is an integer number (19395599190).

Almost surely, 2^{1023455231400} is an apocalyptic number.

1023455231400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023455231400 is an abundant number, since it is smaller than the sum of its proper divisors (2700499813080).

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

1023455231400 is a wasteful number, since it uses less digits than its factorization.

1023455231400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6586004 (or 6585995 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 1023455231400 in words is "one trillion, twenty-three billion, four hundred fifty-five million, two hundred thirty-one thousand, four hundred".