32450377642 has 4 divisors (see below), whose sum is σ = 48675566466. Its totient is φ = 16225188820.

The previous prime is 32450377639. The next prime is 32450377657. The reversal of 32450377642 is 24677305423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24677305423 = 419 ⋅58895717.

It can be written as a sum of positive squares in only one way, i.e., 28190074201 + 4260303441 = 167899^2 + 65271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8112594409 + ... + 8112594412.

Almost surely, 2^32450377642 is an apocalyptic number.

32450377642 is a deficient number, since it is larger than the sum of its proper divisors (16225188824).

32450377642 is a wasteful number, since it uses less digits than its factorization.

32450377642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16225188823.

The product of its (nonzero) digits is 846720, while the sum is 43.

The spelling of 32450377642 in words is "thirty-two billion, four hundred fifty million, three hundred seventy-seven thousand, six hundred forty-two".