32420202139812 has 48 divisors (see below), whose sum is σ = 78103913255424. Its totient is φ = 10455913920000.

The previous prime is 32420202139811. The next prime is 32420202139813. The reversal of 32420202139812 is 21893120202423.

It is an interprime number because it is at equal distance from previous prime (32420202139811) and next prime (32420202139813).

It is not an unprimeable number, because it can be changed into a prime (32420202139811) 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, 7473939 + ... + 10986362.

It is an arithmetic number, because the mean of its divisors is an integer number (1627164859488).

Almost surely, 2^{32420202139812} is an apocalyptic number.

It is an amenable number.

32420202139812 is an abundant number, since it is smaller than the sum of its proper divisors (45683711115612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32420202139812 is a wasteful number, since it uses less digits than its factorization.

32420202139812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18465060 (or 18465058 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 32420202139812 in words is "thirty-two trillion, four hundred twenty billion, two hundred two million, one hundred thirty-nine thousand, eight hundred twelve".