2961625464 has 192 divisors, whose sum is σ = 9900900000. Its totient is φ = 816915456.

The previous prime is 2961625463. The next prime is 2961625477. The reversal of 2961625464 is 4645261692.

2961625464 is a `hidden beast` number, since 2 + 9 + 616 + 25 + 4 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2961625463) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 302112 + ... + 311760.

Almost surely, 2^2961625464 is an apocalyptic number.

2961625464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2961625464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4950450000).

2961625464 is an abundant number, since it is smaller than the sum of its proper divisors (6939274536).

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

2961625464 is a wasteful number, since it uses less digits than its factorization.

2961625464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9707 (or 9690 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 2961625464 is about 54420.8182959426. The cubic root of 2961625464 is about 1436.0736442654.

The spelling of 2961625464 in words is "two billion, nine hundred sixty-one million, six hundred twenty-five thousand, four hundred sixty-four".