1005553051400 has 24 divisors (see below), whose sum is σ = 2337910844970. Its totient is φ = 402221220480.

The previous prime is 1005553051387. The next prime is 1005553051411. The reversal of 1005553051400 is 41503555001.

1005553051400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 375869538724 + 629683512676 = 613082^2 + 793526^2 .

It is a super-2 number, since 2×1005553051400² (a number of 25 digits) contains 22 as substring.

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, 2513882429 + ... + 2513882828.

Almost surely, 2^{1005553051400} is an apocalyptic number.

1005553051400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005553051400 is an abundant number, since it is smaller than the sum of its proper divisors (1332357793570).

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

1005553051400 is a wasteful number, since it uses less digits than its factorization.

1005553051400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5027765273 (or 5027765264 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 1005553051400 in words is "one trillion, five billion, five hundred fifty-three million, fifty-one thousand, four hundred".