7401625998 has 32 divisors (see below), whose sum is σ = 16635096576. Its totient is φ = 2178404448.

The previous prime is 7401625969. The next prime is 7401626003. The reversal of 7401625998 is 8995261047.

It is a self number, because there is not a number n which added to its sum of digits gives 7401625998.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2061090 + ... + 2064677.

It is an arithmetic number, because the mean of its divisors is an integer number (519846768).

Almost surely, 2^7401625998 is an apocalyptic number.

7401625998 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

7401625998 is an abundant number, since it is smaller than the sum of its proper divisors (9233470578).

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

7401625998 is a wasteful number, since it uses less digits than its factorization.

7401625998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125808.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 7401625998 is about 86032.7030727269. The cubic root of 7401625998 is about 1948.8378785001.

The spelling of 7401625998 in words is "seven billion, four hundred one million, six hundred twenty-five thousand, nine hundred ninety-eight".