1260628139612 has 12 divisors (see below), whose sum is σ = 2206107112440. Its totient is φ = 630311821776.

The previous prime is 1260628139587. The next prime is 1260628139647. The reversal of 1260628139612 is 2169318260621.

It is a super-2 number, since 2×1260628139612² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1848314 + ... + 2436702.

It is an arithmetic number, because the mean of its divisors is an integer number (183842259370).

Almost surely, 2^{1260628139612} is an apocalyptic number.

It is an amenable number.

1260628139612 is a deficient number, since it is larger than the sum of its proper divisors (945478972828).

1260628139612 is a wasteful number, since it uses less digits than its factorization.

1260628139612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124020 (or 1124018 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 1260628139612 in words is "one trillion, two hundred sixty billion, six hundred twenty-eight million, one hundred thirty-nine thousand, six hundred twelve".