247274472138360 has 64 divisors (see below), whose sum is σ = 745007207986080. Its totient is φ = 65656855541760.

The previous prime is 247274472138329. The next prime is 247274472138377. The reversal of 247274472138360 is 63831274472742.

It is a happy number.

It is a super-2 number, since 2×247274472138360² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 247274472138294 and 247274472138303.

It is a congruent number.

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, 4421904661 + ... + 4421960580.

Almost surely, 2^{247274472138360} is an apocalyptic number.

247274472138360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

247274472138360 is an abundant number, since it is smaller than the sum of its proper divisors (497732735847720).

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

247274472138360 is a wasteful number, since it uses less digits than its factorization.

247274472138360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8843865488 (or 8843865484 counting only the distinct ones).

The product of its (nonzero) digits is 75866112, while the sum is 60.

The spelling of 247274472138360 in words is "two hundred forty-seven trillion, two hundred seventy-four billion, four hundred seventy-two million, one hundred thirty-eight thousand, three hundred sixty".