1242126601260 has 48 divisors (see below), whose sum is σ = 3478528195296. Its totient is φ = 331179121152.

The previous prime is 1242126601229. The next prime is 1242126601277. The reversal of 1242126601260 is 621066212421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1340059 + ... + 2068818.

It is an arithmetic number, because the mean of its divisors is an integer number (72469337402).

Almost surely, 2^{1242126601260} is an apocalyptic number.

1242126601260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1242126601260 is an abundant number, since it is smaller than the sum of its proper divisors (2236401594036).

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

1242126601260 is a wasteful number, since it uses less digits than its factorization.

1242126601260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414962 (or 3414960 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 1242126601260 in words is "one trillion, two hundred forty-two billion, one hundred twenty-six million, six hundred one thousand, two hundred sixty".