421332737054 has 4 divisors (see below), whose sum is σ = 631999105584. Its totient is φ = 210666368526.

The previous prime is 421332737041. The next prime is 421332737069. The reversal of 421332737054 is 450737233124.

It is a semiprime because it is the product of two primes.

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, 105333184262 + ... + 105333184265.

It is an arithmetic number, because the mean of its divisors is an integer number (157999776396).

Almost surely, 2^421332737054 is an apocalyptic number.

421332737054 is a deficient number, since it is larger than the sum of its proper divisors (210666368530).

421332737054 is a wasteful number, since it uses less digits than its factorization.

421332737054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210666368529.

The product of its (nonzero) digits is 423360, while the sum is 41.

The spelling of 421332737054 in words is "four hundred twenty-one billion, three hundred thirty-two million, seven hundred thirty-seven thousand, fifty-four".