11623885601878 has 32 divisors (see below), whose sum is σ = 19291431992832. Its totient is φ = 5208457900800.

The previous prime is 11623885601873. The next prime is 11623885601903. The reversal of 11623885601878 is 87810658832611.

It is a super-2 number, since 2×11623885601878² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11623885601873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11044575 + ... + 12051157.

It is an arithmetic number, because the mean of its divisors is an integer number (602857249776).

Almost surely, 2^{11623885601878} is an apocalyptic number.

11623885601878 is a deficient number, since it is larger than the sum of its proper divisors (7667546390954).

11623885601878 is a wasteful number, since it uses less digits than its factorization.

11623885601878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014060.

The product of its (nonzero) digits is 30965760, while the sum is 64.

The spelling of 11623885601878 in words is "eleven trillion, six hundred twenty-three billion, eight hundred eighty-five million, six hundred one thousand, eight hundred seventy-eight".