1151210275740 has 960 divisors, whose sum is σ = 4390848000000. Its totient is φ = 252079382016.

The previous prime is 1151210275727. The next prime is 1151210275777. The reversal of 1151210275740 is 475720121511.

It is a happy number.

1151210275740 is a `hidden beast` number, since 1 + 1 + 51 + 2 + 10 + 27 + 574 + 0 = 666.

It is a super-3 number, since 3×1151210275740³ (a number of 37 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1151210275695 and 1151210275704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3206713681 + ... + 3206714039.

It is an arithmetic number, because the mean of its divisors is an integer number (4573800000).

Almost surely, 2^{1151210275740} is an apocalyptic number.

1151210275740 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 1151210275740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2195424000000).

1151210275740 is an abundant number, since it is smaller than the sum of its proper divisors (3239637724260).

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

1151210275740 is a wasteful number, since it uses less digits than its factorization.

1151210275740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 36.

The spelling of 1151210275740 in words is "one trillion, one hundred fifty-one billion, two hundred ten million, two hundred seventy-five thousand, seven hundred forty".