1055142051400 has 48 divisors (see below), whose sum is σ = 2453406716340. Its totient is φ = 422022163200.

The previous prime is 1055142051391. The next prime is 1055142051503. The reversal of 1055142051400 is 41502415501.

It can be written as a sum of positive squares in 6 ways, for example, as 659906023716 + 395236027684 = 812346^2 + 628678^2 .

It is a super-2 number, since 2×1055142051400² (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 11 ways as a sum of consecutive naturals, for example, 2297862 + ... + 2718538.

Almost surely, 2^{1055142051400} is an apocalyptic number.

1055142051400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055142051400 is an abundant number, since it is smaller than the sum of its proper divisors (1398264664940).

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

1055142051400 is a wasteful number, since it uses less digits than its factorization.

1055142051400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433234 (or 433225 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 1055142051400 its reverse (41502415501), we get a palindrome (1096644466901).

The spelling of 1055142051400 in words is "one trillion, fifty-five billion, one hundred forty-two million, fifty-one thousand, four hundred".