1242087741630 has 32 divisors (see below), whose sum is σ = 3312233978400. Its totient is φ = 331223397696.

The previous prime is 1242087741607. The next prime is 1242087741689. The reversal of 1242087741630 is 361477802421.

1242087741630 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 0 + 8 + 7 + 7 + 4 + 1 + 630 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2300162215 + ... + 2300162754.

It is an arithmetic number, because the mean of its divisors is an integer number (103507311825).

Almost surely, 2^{1242087741630} is an apocalyptic number.

1242087741630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1242087741630 is an abundant number, since it is smaller than the sum of its proper divisors (2070146236770).

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

1242087741630 is a wasteful number, since it uses less digits than its factorization.

1242087741630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600324985 (or 4600324979 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 1242087741630 in words is "one trillion, two hundred forty-two billion, eighty-seven million, seven hundred forty-one thousand, six hundred thirty".