42101408683552 has 12 divisors (see below), whose sum is σ = 82887148345806. Its totient is φ = 21050704341760.

The previous prime is 42101408683547. The next prime is 42101408683571. The reversal of 42101408683552 is 25538680410124.

It can be written as a sum of positive squares in only one way, i.e., 38777073311376 + 3324335372176 = 6227124^2 + 1823276^2 .

It is a super-2 number, since 2×42101408683552² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42101408683496 and 42101408683505.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657834510649 + ... + 657834510712.

Almost surely, 2^{42101408683552} is an apocalyptic number.

It is an amenable number.

42101408683552 is a deficient number, since it is larger than the sum of its proper divisors (40785739662254).

42101408683552 is a wasteful number, since it uses less digits than its factorization.

42101408683552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315669021371 (or 1315669021363 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 49.

The spelling of 42101408683552 in words is "forty-two trillion, one hundred one billion, four hundred eight million, six hundred eighty-three thousand, five hundred fifty-two".