11625651015 has 64 divisors (see below), whose sum is σ = 20466570240. Its totient is φ = 5588444160.

The previous prime is 11625651013. The next prime is 11625651017. The reversal of 11625651015 is 51015652611.

It is an interprime number because it is at equal distance from previous prime (11625651013) and next prime (11625651017).

It is not a de Polignac number, because 11625651015 - 2¹ = 11625651013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11625651013) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 11826214 + ... + 11827196.

It is an arithmetic number, because the mean of its divisors is an integer number (319790160).

Almost surely, 2^11625651015 is an apocalyptic number.

11625651015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11625651015 is a deficient number, since it is larger than the sum of its proper divisors (8840919225).

11625651015 is a wasteful number, since it uses less digits than its factorization.

11625651015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544.

The product of its (nonzero) digits is 9000, while the sum is 33.

The spelling of 11625651015 in words is "eleven billion, six hundred twenty-five million, six hundred fifty-one thousand, fifteen".