123537374332 has 6 divisors (see below), whose sum is σ = 216190405088. Its totient is φ = 61768687164.

The previous prime is 123537374309. The next prime is 123537374351. The reversal of 123537374332 is 233473735321.

It is a happy number.

It is a super-2 number, since 2×123537374332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15442171788 + ... + 15442171795.

Almost surely, 2^123537374332 is an apocalyptic number.

It is an amenable number.

123537374332 is a deficient number, since it is larger than the sum of its proper divisors (92653030756).

123537374332 is a wasteful number, since it uses less digits than its factorization.

123537374332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30884343587 (or 30884343585 counting only the distinct ones).

The product of its digits is 952560, while the sum is 43.

The spelling of 123537374332 in words is "one hundred twenty-three billion, five hundred thirty-seven million, three hundred seventy-four thousand, three hundred thirty-two".