61630761037000 has 128 divisors (see below), whose sum is σ = 144643055356800. Its totient is φ = 24579349920000.

The previous prime is 61630761036989. The next prime is 61630761037037. The reversal of 61630761037000 is 73016703616.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1043657475 + ... + 1043716525.

It is an arithmetic number, because the mean of its divisors is an integer number (1130023869975).

Almost surely, 2^{61630761037000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61630761037000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72321527678400).

61630761037000 is an abundant number, since it is smaller than the sum of its proper divisors (83012294319800).

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

61630761037000 is a wasteful number, since it uses less digits than its factorization.

61630761037000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62144 (or 62130 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 40.

The spelling of 61630761037000 in words is "sixty-one trillion, six hundred thirty billion, seven hundred sixty-one million, thirty-seven thousand".