61429455000 has 160 divisors (see below), whose sum is σ = 213228932400. Its totient is φ = 16381152000.

The previous prime is 61429454927. The next prime is 61429455023. The reversal of 61429455000 is 55492416.

61429455000 is a `hidden beast` number, since 6 + 14 + 2 + 94 + 550 + 0 + 0 = 666.

61429455000 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 (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 92517 + ... + 362516.

Almost surely, 2^61429455000 is an apocalyptic number.

61429455000 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 61429455000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106614466200).

61429455000 is an abundant number, since it is smaller than the sum of its proper divisors (151799477400).

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

61429455000 is a wasteful number, since it uses less digits than its factorization.

61429455000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455068 (or 455043 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 61429455000 in words is "sixty-one billion, four hundred twenty-nine million, four hundred fifty-five thousand".