45421251201 has 16 divisors (see below), whose sum is σ = 67294180800. Its totient is φ = 30279286944.

The previous prime is 45421251179. The next prime is 45421251209. The reversal of 45421251201 is 10215212454.

It is a happy number.

45421251201 is a `hidden beast` number, since 454 + 2 + 1 + 2 + 5 + 1 + 201 = 666.

It is not a de Polignac number, because 45421251201 - 2¹³ = 45421243009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45421251209) 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, 785845 + ... + 841661.

It is an arithmetic number, because the mean of its divisors is an integer number (4205886300).

Almost surely, 2^45421251201 is an apocalyptic number.

It is an amenable number.

45421251201 is a deficient number, since it is larger than the sum of its proper divisors (21872929599).

45421251201 is a wasteful number, since it uses less digits than its factorization.

45421251201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85965 (or 85959 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 45421251201 its reverse (10215212454), we get a palindrome (55636463655).

The spelling of 45421251201 in words is "forty-five billion, four hundred twenty-one million, two hundred fifty-one thousand, two hundred one".