125952404465 has 8 divisors (see below), whose sum is σ = 154829297448. Its totient is φ = 98304315520.

The previous prime is 125952404447. The next prime is 125952404483. The reversal of 125952404465 is 564404259521.

It is an interprime number because it is at equal distance from previous prime (125952404447) and next prime (125952404483).

It can be written as a sum of positive squares in 4 ways, for example, as 2028691681 + 123923712784 = 45041^2 + 352028^2 .

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

It is not a de Polignac number, because 125952404465 - 2¹⁸ = 125952142321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307200782 + ... + 307201191.

It is an arithmetic number, because the mean of its divisors is an integer number (19353662181).

Almost surely, 2^125952404465 is an apocalyptic number.

It is an amenable number.

125952404465 is a deficient number, since it is larger than the sum of its proper divisors (28876892983).

125952404465 is an equidigital number, since it uses as much as digits as its factorization.

125952404465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614402019.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 125952404465 in words is "one hundred twenty-five billion, nine hundred fifty-two million, four hundred four thousand, four hundred sixty-five".