94521707421 has 8 divisors (see below), whose sum is σ = 126042984000. Its totient is φ = 63007451232.

The previous prime is 94521707393. The next prime is 94521707551. The reversal of 94521707421 is 12470712549.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 94521707421 - 2¹³ = 94521699229 is a prime.

It is a super-2 number, since 2×94521707421² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94521707321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723600 + ... + 1777593.

It is an arithmetic number, because the mean of its divisors is an integer number (15755373000).

Almost surely, 2^94521707421 is an apocalyptic number.

It is an amenable number.

94521707421 is a deficient number, since it is larger than the sum of its proper divisors (31521276579).

94521707421 is a wasteful number, since it uses less digits than its factorization.

94521707421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510195.

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 94521707421 in words is "ninety-four billion, five hundred twenty-one million, seven hundred seven thousand, four hundred twenty-one".