1142554540500 has 288 divisors, whose sum is σ = 3797997840000. Its totient is φ = 288347558400.

The previous prime is 1142554540471. The next prime is 1142554540513. The reversal of 1142554540500 is 50454552411.

1142554540500 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 554 + 54 + 0 + 50 + 0 = 666.

It is a super-2 number, since 2×1142554540500² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 89683131 + ... + 89695869.

It is an arithmetic number, because the mean of its divisors is an integer number (13187492500).

Almost surely, 2^{1142554540500} is an apocalyptic number.

1142554540500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142554540500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1898998920000).

1142554540500 is an abundant number, since it is smaller than the sum of its proper divisors (2655443299500).

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

1142554540500 is a wasteful number, since it uses less digits than its factorization.

1142554540500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13832 (or 13817 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 1142554540500 in words is "one trillion, one hundred forty-two billion, five hundred fifty-four million, five hundred forty thousand, five hundred".