61022201624 has 32 divisors (see below), whose sum is σ = 123964402320. Its totient is φ = 28048505856.

The previous prime is 61022201609. The next prime is 61022201651. The reversal of 61022201624 is 42610222016.

61022201624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 61022201593 and 61022201602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5211509 + ... + 5223204.

Almost surely, 2^61022201624 is an apocalyptic number.

It is an amenable number.

61022201624 is an abundant number, since it is smaller than the sum of its proper divisors (62942200696).

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

61022201624 is a wasteful number, since it uses less digits than its factorization.

61022201624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10434779 (or 10434775 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 61022201624 in words is "sixty-one billion, twenty-two million, two hundred one thousand, six hundred twenty-four".