1206106571625 has 32 divisors (see below), whose sum is σ = 2007648834048. Its totient is φ = 643036486400.

The previous prime is 1206106571609. The next prime is 1206106571641. The reversal of 1206106571625 is 5261756016021.

It is an interprime number because it is at equal distance from previous prime (1206106571609) and next prime (1206106571641).

It is not a de Polignac number, because 1206106571625 - 2⁴ = 1206106571609 is a prime.

It is a super-2 number, since 2×1206106571625² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 548209 + ... + 1647041.

It is an arithmetic number, because the mean of its divisors is an integer number (62739026064).

Almost surely, 2^{1206106571625} is an apocalyptic number.

1206106571625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1206106571625 is a deficient number, since it is larger than the sum of its proper divisors (801542262423).

1206106571625 is a wasteful number, since it uses less digits than its factorization.

1206106571625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101778 (or 1101768 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 1206106571625 in words is "one trillion, two hundred six billion, one hundred six million, five hundred seventy-one thousand, six hundred twenty-five".