1125261462402 has 192 divisors, whose sum is σ = 3148806286080. Its totient is φ = 281941862400.

The previous prime is 1125261462389. The next prime is 1125261462419. The reversal of 1125261462402 is 2042641625211.

1125261462402 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 26 + 1 + 4 + 624 + 0 + 2 = 666.

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, 4946268 + ... + 5168760.

It is an arithmetic number, because the mean of its divisors is an integer number (16400032740).

Almost surely, 2^{1125261462402} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125261462402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1574403143040).

1125261462402 is an abundant number, since it is smaller than the sum of its proper divisors (2023544823678).

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

1125261462402 is a wasteful number, since it uses less digits than its factorization.

1125261462402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222649 (or 222646 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 1125261462402 in words is "one trillion, one hundred twenty-five billion, two hundred sixty-one million, four hundred sixty-two thousand, four hundred two".