1252627270470 has 256 divisors, whose sum is σ = 3416113105920. Its totient is φ = 326544970752.

The previous prime is 1252627270373. The next prime is 1252627270471. The reversal of 1252627270470 is 740727262521.

1252627270470 is a `hidden beast` number, since 1 + 2 + 52 + 62 + 7 + 2 + 70 + 470 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252627270471) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2289994737 + ... + 2289995283.

It is an arithmetic number, because the mean of its divisors is an integer number (13344191820).

Almost surely, 2^{1252627270470} is an apocalyptic number.

1252627270470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252627270470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1708056552960).

1252627270470 is an abundant number, since it is smaller than the sum of its proper divisors (2163485835450).

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

1252627270470 is a wasteful number, since it uses less digits than its factorization.

1252627270470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364 (or 1358 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 1252627270470 in words is "one trillion, two hundred fifty-two billion, six hundred twenty-seven million, two hundred seventy thousand, four hundred seventy".