62640207025 has 12 divisors (see below), whose sum is σ = 84735116784. Its totient is φ = 45556514000.

The previous prime is 62640207017. The next prime is 62640207029. The reversal of 62640207025 is 52070204626.

It is not a de Polignac number, because 62640207025 - 2³ = 62640207017 is a prime.

It is a super-2 number, since 2×62640207025² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62640207029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113891011 + ... + 113891560.

It is an arithmetic number, because the mean of its divisors is an integer number (7061259732).

Almost surely, 2^62640207025 is an apocalyptic number.

It is an amenable number.

62640207025 is a deficient number, since it is larger than the sum of its proper divisors (22094909759).

62640207025 is a wasteful number, since it uses less digits than its factorization.

62640207025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227782592 (or 227782587 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 62640207025 in words is "sixty-two billion, six hundred forty million, two hundred seven thousand, twenty-five".