11625356553 has 8 divisors (see below), whose sum is σ = 15506254848. Its totient is φ = 7747347984.

The previous prime is 11625356543. The next prime is 11625356557. The reversal of 11625356553 is 35565352611.

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

It is not a de Polignac number, because 11625356553 - 2⁴ = 11625356537 is a prime.

It is a super-3 number, since 3×11625356553³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11625356557) 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, 713026 + ... + 729147.

It is an arithmetic number, because the mean of its divisors is an integer number (1938281856).

Almost surely, 2^11625356553 is an apocalyptic number.

It is an amenable number.

11625356553 is a deficient number, since it is larger than the sum of its proper divisors (3880898295).

11625356553 is a wasteful number, since it uses less digits than its factorization.

11625356553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444863.

The product of its digits is 405000, while the sum is 42.

The spelling of 11625356553 in words is "eleven billion, six hundred twenty-five million, three hundred fifty-six thousand, five hundred fifty-three".