954551420640 has 240 divisors, whose sum is σ = 3515240459808. Its totient is φ = 243479706624.

The previous prime is 954551420611. The next prime is 954551420657. The reversal of 954551420640 is 46024155459.

954551420640 is a `hidden beast` number, since 9 + 54 + 5 + 514 + 20 + 64 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×954551420640² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1303087 + ... + 1899246.

Almost surely, 2^954551420640 is an apocalyptic number.

954551420640 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

954551420640 is an abundant number, since it is smaller than the sum of its proper divisors (2560689039168).

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

954551420640 is a wasteful number, since it uses less digits than its factorization.

954551420640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202383 (or 3202366 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 954551420640 in words is "nine hundred fifty-four billion, five hundred fifty-one million, four hundred twenty thousand, six hundred forty".