627135109749 has 8 divisors (see below), whose sum is σ = 929089051520. Its totient is φ = 418090073148.

The previous prime is 627135109747. The next prime is 627135109751. The reversal of 627135109749 is 947901531726.

627135109749 is a `hidden beast` number, since 6 + 27 + 13 + 510 + 97 + 4 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (627135109747) and next prime (627135109751).

It is not a de Polignac number, because 627135109749 - 2¹ = 627135109747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 627135109695 and 627135109704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627135109747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11613613117 + ... + 11613613170.

It is an arithmetic number, because the mean of its divisors is an integer number (116136131440).

Almost surely, 2^627135109749 is an apocalyptic number.

It is an amenable number.

627135109749 is a deficient number, since it is larger than the sum of its proper divisors (301953941771).

627135109749 is a wasteful number, since it uses less digits than its factorization.

627135109749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23227226296 (or 23227226290 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 627135109749 in words is "six hundred twenty-seven billion, one hundred thirty-five million, one hundred nine thousand, seven hundred forty-nine".