61623074100 has 288 divisors, whose sum is σ = 213237907456. Its totient is φ = 13443148800.

The previous prime is 61623074063. The next prime is 61623074143. The reversal of 61623074100 is 147032616.

61623074100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4745817 + ... + 4758783.

Almost surely, 2^61623074100 is an apocalyptic number.

61623074100 is a gapful number since it is divisible by the number (60) 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 61623074100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106618953728).

61623074100 is an abundant number, since it is smaller than the sum of its proper divisors (151614833356).

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

61623074100 is a wasteful number, since it uses less digits than its factorization.

61623074100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13095 (or 13088 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The spelling of 61623074100 in words is "sixty-one billion, six hundred twenty-three million, seventy-four thousand, one hundred".