1625651106463 has 8 divisors (see below), whose sum is σ = 1680045032960. Its totient is φ = 1571379278040.

The previous prime is 1625651106437. The next prime is 1625651106487. The reversal of 1625651106463 is 3646011565261.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1625651106463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625651706463) 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, 30497445 + ... + 30550702.

It is an arithmetic number, because the mean of its divisors is an integer number (210005629120).

Almost surely, 2^{1625651106463} is an apocalyptic number.

1625651106463 is a deficient number, since it is larger than the sum of its proper divisors (54393926497).

1625651106463 is an equidigital number, since it uses as much as digits as its factorization.

1625651106463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61049037.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 1625651106463 in words is "one trillion, six hundred twenty-five billion, six hundred fifty-one million, one hundred six thousand, four hundred sixty-three".